diff --git a/fullstack/algebricks/algebricks-common/pom.xml b/fullstack/algebricks/algebricks-common/pom.xml
index 13f879b..521ef12 100644
--- a/fullstack/algebricks/algebricks-common/pom.xml
+++ b/fullstack/algebricks/algebricks-common/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,7 +27,7 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-api</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-compiler/pom.xml b/fullstack/algebricks/algebricks-compiler/pom.xml
index 9527512..bd35835 100644
--- a/fullstack/algebricks/algebricks-compiler/pom.xml
+++ b/fullstack/algebricks/algebricks-compiler/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,12 +27,12 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-rewriter</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-core</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-core/pom.xml b/fullstack/algebricks/algebricks-core/pom.xml
index 27ce778..def5b35 100644
--- a/fullstack/algebricks/algebricks-core/pom.xml
+++ b/fullstack/algebricks/algebricks-core/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,27 +27,27 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-btree</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-rtree</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-dataflow-std</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-runtime</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-data/pom.xml b/fullstack/algebricks/algebricks-data/pom.xml
index 9d42a5c..9536416 100644
--- a/fullstack/algebricks/algebricks-data/pom.xml
+++ b/fullstack/algebricks/algebricks-data/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,12 +27,12 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-data-std</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-examples/piglet-example/pom.xml b/fullstack/algebricks/algebricks-examples/piglet-example/pom.xml
index d4d6c89..ca7467b 100644
--- a/fullstack/algebricks/algebricks-examples/piglet-example/pom.xml
+++ b/fullstack/algebricks/algebricks-examples/piglet-example/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>algebricks-examples</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -54,7 +54,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>junit</groupId>
diff --git a/fullstack/algebricks/algebricks-examples/pom.xml b/fullstack/algebricks/algebricks-examples/pom.xml
index fc8188d..e538712 100644
--- a/fullstack/algebricks/algebricks-examples/pom.xml
+++ b/fullstack/algebricks/algebricks-examples/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/algebricks/algebricks-rewriter/pom.xml b/fullstack/algebricks/algebricks-rewriter/pom.xml
index e40f1fe..7968773 100644
--- a/fullstack/algebricks/algebricks-rewriter/pom.xml
+++ b/fullstack/algebricks/algebricks-rewriter/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,7 +27,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>algebricks-core</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-runtime/pom.xml b/fullstack/algebricks/algebricks-runtime/pom.xml
index 3ddde0f..e438283 100644
--- a/fullstack/algebricks/algebricks-runtime/pom.xml
+++ b/fullstack/algebricks/algebricks-runtime/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,27 +27,27 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-btree</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-rtree</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-dataflow-std</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-data</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/algebricks-tests/pom.xml b/fullstack/algebricks/algebricks-tests/pom.xml
index 0a139fa..c114881 100644
--- a/fullstack/algebricks/algebricks-tests/pom.xml
+++ b/fullstack/algebricks/algebricks-tests/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -85,7 +85,7 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-compiler</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>junit</groupId>
@@ -96,17 +96,17 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-control-cc</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-control-nc</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-data-std</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/algebricks/pom.xml b/fullstack/algebricks/pom.xml
index aa8446a..ebb8332 100644
--- a/fullstack/algebricks/pom.xml
+++ b/fullstack/algebricks/pom.xml
@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>algebricks</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>algebricks</name>
 
diff --git a/fullstack/hivesterix/hivesterix-common/pom.xml b/fullstack/hivesterix/hivesterix-common/pom.xml
index 597de1b..33d8fb3 100644
--- a/fullstack/hivesterix/hivesterix-common/pom.xml
+++ b/fullstack/hivesterix/hivesterix-common/pom.xml
@@ -1,5 +1,7 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hivesterix-common</artifactId>
 	<name>hivesterix-common</name>
@@ -7,7 +9,7 @@
 	<parent>
 		<artifactId>hivesterix</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -30,21 +32,21 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-hdfs-core</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hivesterix/hivesterix-dist/pom.xml b/fullstack/hivesterix/hivesterix-dist/pom.xml
index 3b02612..20268df 100644
--- a/fullstack/hivesterix/hivesterix-dist/pom.xml
+++ b/fullstack/hivesterix/hivesterix-dist/pom.xml
@@ -1,511 +1,512 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<groupId>edu.uci.ics.hyracks</groupId>
-	<artifactId>hivesterix-dist</artifactId>
-	<version>0.2.4-SNAPSHOT</version>
-	<name>hivesterix-dist</name>
-	<dependencies>
-		<dependency>
-			<groupId>javax.servlet</groupId>
-			<artifactId>servlet-api</artifactId>
-			<version>2.5</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>junit</groupId>
-			<artifactId>junit</artifactId>
-			<version>4.8.1</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>args4j</groupId>
-			<artifactId>args4j</artifactId>
-			<version>2.0.12</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.json</groupId>
-			<artifactId>json</artifactId>
-			<version>20090211</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.eclipse.jetty</groupId>
-			<artifactId>jetty-server</artifactId>
-			<version>8.0.0.M1</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.eclipse.jetty</groupId>
-			<artifactId>jetty-servlet</artifactId>
-			<version>8.0.0.M1</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>jline</groupId>
-			<artifactId>jline</artifactId>
-			<version>0.9.94</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.datanucleus</groupId>
-			<artifactId>datanucleus-core</artifactId>
-			<version>2.0.3</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.datanucleus</groupId>
-			<artifactId>datanucleus-connectionpool</artifactId>
-			<version>2.0.3</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.datanucleus</groupId>
-			<artifactId>datanucleus-enhancer</artifactId>
-			<version>2.0.3</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.datanucleus</groupId>
-			<artifactId>datanucleus-rdbms</artifactId>
-			<version>2.0.3</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-dbcp</groupId>
-			<artifactId>commons-dbcp</artifactId>
-			<version>1.4</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-pool</groupId>
-			<artifactId>commons-pool</artifactId>
-			<version>1.5.4</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-collections</groupId>
-			<artifactId>commons-collections</artifactId>
-			<version>3.2.1</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-lang</groupId>
-			<artifactId>commons-lang</artifactId>
-			<version>2.4</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>javax</groupId>
-			<artifactId>jdo2-api</artifactId>
-			<version>2.3-ec</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>com.facebook</groupId>
-			<artifactId>libfb303</artifactId>
-			<version>0.5.0</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.thrift</groupId>
-			<artifactId>libthrift</artifactId>
-			<version>0.5.0</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.commons</groupId>
-			<artifactId>cli</artifactId>
-			<version>1.2</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache</groupId>
-			<artifactId>log4j</artifactId>
-			<version>1.2.15</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.antlr</groupId>
-			<artifactId>antlr-runtime</artifactId>
-			<version>3.0.1</version>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-cli</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-common</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-exec</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-hwi</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-jdbc</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-metastore</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-service</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-shims</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop.hive</groupId>
-			<artifactId>hive-serde</artifactId>
-			<version>0.7.0</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.slf4j</groupId>
-			<artifactId>slf4j-api</artifactId>
-			<version>1.6.1</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-cli</groupId>
-			<artifactId>commons-cli</artifactId>
-			<version>1.2</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.slf4j</groupId>
-			<artifactId>slf4j-log4j12</artifactId>
-			<version>1.6.1</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>commons-logging</groupId>
-			<artifactId>commons-logging</artifactId>
-			<version>1.1.1</version>
-			<type>jar</type>
-			<classifier>api</classifier>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>com.google.guava</groupId>
-			<artifactId>guava</artifactId>
-			<version>r06</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.antlr</groupId>
-			<artifactId>stringtemplate</artifactId>
-			<version>3.2</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.derby</groupId>
-			<artifactId>derby</artifactId>
-			<version>10.8.1.2</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hadoop</groupId>
-			<artifactId>hadoop-core</artifactId>
-			<version>0.20.2</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hivesterix-translator</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hivesterix-optimizer</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.apache.hbase</groupId>
-			<artifactId>hbase</artifactId>
-			<version>0.90.3</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-	</dependencies>
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>2.0.2</version>
-				<configuration>
-					<source>1.7</source>
-					<target>1.7</target>
-					<encoding>UTF-8</encoding>
-					<fork>true</fork>
-				</configuration>
-			</plugin>
-			<plugin>
-				<artifactId>maven-jar-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>patch</id>
-						<goals>
-							<goal>jar</goal>
-						</goals>
-						<phase>package</phase>
-						<configuration>
-							<classifier>patch</classifier>
-							<finalName>a-hive</finalName>
-							<includes>
-								<include>**/org/apache/**</include>
-							</includes>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-			<plugin>
-				<groupId>org.codehaus.mojo</groupId>
-				<artifactId>appassembler-maven-plugin</artifactId>
-				<version>1.3</version>
-				<executions>
-					<execution>
-						<configuration>
-							<programs>
-								<program>
-									<mainClass>edu.uci.ics.asterix.hive.cli.CliDriver</mainClass>
-									<name>algebricks-hivesterix-cmd</name>
-								</program>
-							</programs>
-							<repositoryLayout>flat</repositoryLayout>
-							<repositoryName>lib</repositoryName>
-						</configuration>
-						<phase>package</phase>
-						<goals>
-							<goal>assemble</goal>
-						</goals>
-					</execution>
-				</executions>
-			</plugin>
-			<plugin>
-				<artifactId>maven-assembly-plugin</artifactId>
-				<version>2.2-beta-5</version>
-				<executions>
-					<execution>
-						<configuration>
-							<descriptors>
-								<descriptor>src/main/assembly/binary-assembly.xml</descriptor>
-							</descriptors>
-						</configuration>
-						<phase>package</phase>
-						<goals>
-							<goal>attached</goal>
-						</goals>
-					</execution>
-				</executions>
-			</plugin>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-surefire-plugin</artifactId>
-				<version>2.13</version>
-				<configuration>
-					<forkMode>pertest</forkMode>
-					<argLine>-enableassertions -Xmx2047m -Dfile.encoding=UTF-8
-						-Djava.util.logging.config.file=src/test/resources/logging.properties</argLine>
-					<includes>
-						<include>**/test/optimizer/*TestSuite.java</include>
-						<include>**/test/optimizer/*Test.java</include>
-						<include>**/test/runtimefunction/*TestSuite.java</include>
-						<include>**/test/runtimefunction/*Test.java</include>
-					</includes>
-				</configuration>
-			</plugin>
-			<plugin>
-				<artifactId>maven-resources-plugin</artifactId>
-				<version>2.5</version>
-				<executions>
-					<execution>
-						<id>copy-scripts</id>
-						<!-- here the phase you need -->
-						<phase>package</phase>
-						<goals>
-							<goal>copy-resources</goal>
-						</goals>
-						<configuration>
-							<outputDirectory>target/appassembler/bin</outputDirectory>
-							<resources>
-								<resource>
-									<directory>src/main/resources/scripts</directory>
-								</resource>
-							</resources>
-						</configuration>
-					</execution>
-					<execution>
-						<id>copy-conf</id>
-						<!-- here the phase you need -->
-						<phase>package</phase>
-						<goals>
-							<goal>copy-resources</goal>
-						</goals>
-						<configuration>
-							<outputDirectory>target/appassembler/conf</outputDirectory>
-							<resources>
-								<resource>
-									<directory>src/main/resources/conf</directory>
-								</resource>
-							</resources>
-						</configuration>
-					</execution>
-					<execution>
-						<id>copy-jar</id>
-						<!-- here the phase you need -->
-						<phase>package</phase>
-						<goals>
-							<goal>copy-resources</goal>
-						</goals>
-						<configuration>
-							<outputDirectory>target/appassembler/lib</outputDirectory>
-							<resources>
-								<resource>
-									<directory>target</directory>
-									<includes>
-										<include>*patch.jar</include>
-									</includes>
-								</resource>
-							</resources>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-			<plugin>
-				<artifactId>maven-clean-plugin</artifactId>
-				<version>2.5</version>
-				<configuration>
-					<filesets>
-						<fileset>
-							<directory>.</directory>
-							<includes>
-								<include>metastore*</include>
-								<include>hadoop*</include>
-								<include>edu*</include>
-								<include>tmp*</include>
-								<include>build*</include>
-								<include>target*</include>
-								<include>log*</include>
-								<include>derby.log</include>
-								<include>ClusterController*</include>
-							</includes>
-						</fileset>
-					</filesets>
-				</configuration>
-			</plugin>
-		</plugins>
-	</build>
-	<repositories>
-		<repository>
-			<releases>
-				<enabled>true</enabled>
-				<updatePolicy>always</updatePolicy>
-				<checksumPolicy>warn</checksumPolicy>
-			</releases>
-			<snapshots>
-				<enabled>true</enabled>
-				<updatePolicy>always</updatePolicy>
-				<checksumPolicy>fail</checksumPolicy>
-			</snapshots>
-			<id>third-party</id>
-			<url>http://obelix.ics.uci.edu/nexus/content/repositories/third-party</url>
-		</repository>
-		<repository>
-			<releases>
-				<enabled>true</enabled>
-				<updatePolicy>always</updatePolicy>
-				<checksumPolicy>warn</checksumPolicy>
-			</releases>
-			<snapshots>
-				<enabled>true</enabled>
-				<updatePolicy>always</updatePolicy>
-				<checksumPolicy>fail</checksumPolicy>
-			</snapshots>
-			<id>hyracks-public-release</id>
-			<url>http://obelix.ics.uci.edu/nexus/content/repositories/hyracks-public-releases</url>
-		</repository>
-	</repositories>
-</project>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>edu.uci.ics.hyracks</groupId>
+	<artifactId>hivesterix-dist</artifactId>
+	<version>0.2.3-SNAPSHOT</version>
+	<name>hivesterix-dist</name>
+	<dependencies>
+		<dependency>
+			<groupId>javax.servlet</groupId>
+			<artifactId>servlet-api</artifactId>
+			<version>2.5</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.8.1</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>args4j</groupId>
+			<artifactId>args4j</artifactId>
+			<version>2.0.12</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.json</groupId>
+			<artifactId>json</artifactId>
+			<version>20090211</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.eclipse.jetty</groupId>
+			<artifactId>jetty-server</artifactId>
+			<version>8.0.0.M1</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.eclipse.jetty</groupId>
+			<artifactId>jetty-servlet</artifactId>
+			<version>8.0.0.M1</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>jline</groupId>
+			<artifactId>jline</artifactId>
+			<version>0.9.94</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.datanucleus</groupId>
+			<artifactId>datanucleus-core</artifactId>
+			<version>2.0.3</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.datanucleus</groupId>
+			<artifactId>datanucleus-connectionpool</artifactId>
+			<version>2.0.3</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.datanucleus</groupId>
+			<artifactId>datanucleus-enhancer</artifactId>
+			<version>2.0.3</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.datanucleus</groupId>
+			<artifactId>datanucleus-rdbms</artifactId>
+			<version>2.0.3</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-dbcp</groupId>
+			<artifactId>commons-dbcp</artifactId>
+			<version>1.4</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-pool</groupId>
+			<artifactId>commons-pool</artifactId>
+			<version>1.5.4</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-collections</groupId>
+			<artifactId>commons-collections</artifactId>
+			<version>3.2.1</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-lang</groupId>
+			<artifactId>commons-lang</artifactId>
+			<version>2.4</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>javax</groupId>
+			<artifactId>jdo2-api</artifactId>
+			<version>2.3-ec</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.facebook</groupId>
+			<artifactId>libfb303</artifactId>
+			<version>0.5.0</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.thrift</groupId>
+			<artifactId>libthrift</artifactId>
+			<version>0.5.0</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>cli</artifactId>
+			<version>1.2</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache</groupId>
+			<artifactId>log4j</artifactId>
+			<version>1.2.15</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.antlr</groupId>
+			<artifactId>antlr-runtime</artifactId>
+			<version>3.0.1</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-cli</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-common</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-exec</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-hwi</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-jdbc</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-metastore</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-service</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-shims</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop.hive</groupId>
+			<artifactId>hive-serde</artifactId>
+			<version>0.7.0</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+			<version>1.6.1</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-cli</groupId>
+			<artifactId>commons-cli</artifactId>
+			<version>1.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+			<version>1.6.1</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>commons-logging</groupId>
+			<artifactId>commons-logging</artifactId>
+			<version>1.1.1</version>
+			<type>jar</type>
+			<classifier>api</classifier>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.google.guava</groupId>
+			<artifactId>guava</artifactId>
+			<version>r06</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.antlr</groupId>
+			<artifactId>stringtemplate</artifactId>
+			<version>3.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.derby</groupId>
+			<artifactId>derby</artifactId>
+			<version>10.8.1.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hadoop</groupId>
+			<artifactId>hadoop-core</artifactId>
+			<version>0.20.2</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>edu.uci.ics.hyracks</groupId>
+			<artifactId>hivesterix-translator</artifactId>
+			<version>0.2.3-SNAPSHOT</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>edu.uci.ics.hyracks</groupId>
+			<artifactId>hivesterix-optimizer</artifactId>
+			<version>0.2.3-SNAPSHOT</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.hbase</groupId>
+			<artifactId>hbase</artifactId>
+			<version>0.90.3</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>edu.uci.ics.hyracks</groupId>
+			<artifactId>algebricks-compiler</artifactId>
+			<version>0.2.3-SNAPSHOT</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>edu.uci.ics.hyracks</groupId>
+			<artifactId>hyracks-control-cc</artifactId>
+			<version>0.2.3-SNAPSHOT</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>edu.uci.ics.hyracks</groupId>
+			<artifactId>hyracks-control-nc</artifactId>
+			<version>0.2.3-SNAPSHOT</version>
+			<type>jar</type>
+			<scope>compile</scope>
+		</dependency>
+	</dependencies>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>2.0.2</version>
+				<configuration>
+					<source>1.7</source>
+					<target>1.7</target>
+					<encoding>UTF-8</encoding>
+					<fork>true</fork>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-jar-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>patch</id>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+						<phase>package</phase>
+						<configuration>
+							<classifier>patch</classifier>
+							<finalName>a-hive</finalName>
+							<includes>
+								<include>**/org/apache/**</include>
+							</includes>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>appassembler-maven-plugin</artifactId>
+				<version>1.3</version>
+				<executions>
+					<execution>
+						<configuration>
+							<programs>
+								<program>
+									<mainClass>edu.uci.ics.asterix.hive.cli.CliDriver</mainClass>
+									<name>algebricks-hivesterix-cmd</name>
+								</program>
+							</programs>
+							<repositoryLayout>flat</repositoryLayout>
+							<repositoryName>lib</repositoryName>
+						</configuration>
+						<phase>package</phase>
+						<goals>
+							<goal>assemble</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<version>2.2-beta-5</version>
+				<executions>
+					<execution>
+						<configuration>
+							<descriptors>
+								<descriptor>src/main/assembly/binary-assembly.xml</descriptor>
+							</descriptors>
+						</configuration>
+						<phase>package</phase>
+						<goals>
+							<goal>attached</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>2.13</version>
+				<configuration>
+					<forkMode>pertest</forkMode>
+					<argLine>-enableassertions -Xmx2047m -Dfile.encoding=UTF-8
+						-Djava.util.logging.config.file=src/test/resources/logging.properties</argLine>
+					<includes>
+						<include>**/test/optimizer/*TestSuite.java</include>
+						<include>**/test/optimizer/*Test.java</include>
+						<include>**/test/runtimefunction/*TestSuite.java</include>
+						<include>**/test/runtimefunction/*Test.java</include>
+					</includes>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-resources-plugin</artifactId>
+				<version>2.5</version>
+				<executions>
+					<execution>
+						<id>copy-scripts</id>
+						<!-- here the phase you need -->
+						<phase>package</phase>
+						<goals>
+							<goal>copy-resources</goal>
+						</goals>
+						<configuration>
+							<outputDirectory>target/appassembler/bin</outputDirectory>
+							<resources>
+								<resource>
+									<directory>src/main/resources/scripts</directory>
+								</resource>
+							</resources>
+						</configuration>
+					</execution>
+					<execution>
+						<id>copy-conf</id>
+						<!-- here the phase you need -->
+						<phase>package</phase>
+						<goals>
+							<goal>copy-resources</goal>
+						</goals>
+						<configuration>
+							<outputDirectory>target/appassembler/conf</outputDirectory>
+							<resources>
+								<resource>
+									<directory>src/main/resources/conf</directory>
+								</resource>
+							</resources>
+						</configuration>
+					</execution>
+					<execution>
+						<id>copy-jar</id>
+						<!-- here the phase you need -->
+						<phase>package</phase>
+						<goals>
+							<goal>copy-resources</goal>
+						</goals>
+						<configuration>
+							<outputDirectory>target/appassembler/lib</outputDirectory>
+							<resources>
+								<resource>
+									<directory>target</directory>
+									<includes>
+										<include>*patch.jar</include>
+									</includes>
+								</resource>
+							</resources>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-clean-plugin</artifactId>
+				<version>2.5</version>
+				<configuration>
+					<filesets>
+						<fileset>
+							<directory>.</directory>
+							<includes>
+								<include>metastore*</include>
+								<include>hadoop*</include>
+								<include>edu*</include>
+								<include>tmp*</include>
+								<include>build*</include>
+								<include>target*</include>
+								<include>log*</include>
+								<include>derby.log</include>
+								<include>ClusterController*</include>
+							</includes>
+						</fileset>
+					</filesets>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+	<repositories>
+		<repository>
+			<releases>
+				<enabled>true</enabled>
+				<updatePolicy>always</updatePolicy>
+				<checksumPolicy>warn</checksumPolicy>
+			</releases>
+			<snapshots>
+				<enabled>true</enabled>
+				<updatePolicy>always</updatePolicy>
+				<checksumPolicy>fail</checksumPolicy>
+			</snapshots>
+			<id>third-party</id>
+			<url>http://obelix.ics.uci.edu/nexus/content/repositories/third-party</url>
+		</repository>
+		<repository>
+			<releases>
+				<enabled>true</enabled>
+				<updatePolicy>always</updatePolicy>
+				<checksumPolicy>warn</checksumPolicy>
+			</releases>
+			<snapshots>
+				<enabled>true</enabled>
+				<updatePolicy>always</updatePolicy>
+				<checksumPolicy>fail</checksumPolicy>
+			</snapshots>
+			<id>hyracks-public-release</id>
+			<url>http://obelix.ics.uci.edu/nexus/content/repositories/hyracks-public-releases</url>
+		</repository>
+	</repositories>
+</project>
diff --git a/fullstack/hivesterix/hivesterix-optimizer/pom.xml b/fullstack/hivesterix/hivesterix-optimizer/pom.xml
index 84c299f..4e6032e 100644
--- a/fullstack/hivesterix/hivesterix-optimizer/pom.xml
+++ b/fullstack/hivesterix/hivesterix-optimizer/pom.xml
@@ -1,10 +1,12 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<artifactId>hivesterix</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>hivesterix-optimizer</artifactId>
@@ -30,14 +32,14 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-translator</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hivesterix/hivesterix-runtime/pom.xml b/fullstack/hivesterix/hivesterix-runtime/pom.xml
index abc64bf..24e8c11 100644
--- a/fullstack/hivesterix/hivesterix-runtime/pom.xml
+++ b/fullstack/hivesterix/hivesterix-runtime/pom.xml
@@ -1,8 +1,9 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>edu.uci.ics.hyracks</groupId>
 	<artifactId>hivesterix-runtime</artifactId>
-	<version>0.2.4-SNAPSHOT</version>
+	<version>0.2.3-SNAPSHOT</version>
 	<name>hivesterix-runtime</name>
 
 	<dependencies>
@@ -270,35 +271,35 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-serde</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hivesterix/hivesterix-serde/pom.xml b/fullstack/hivesterix/hivesterix-serde/pom.xml
index b5e8fe1..aa649cb 100644
--- a/fullstack/hivesterix/hivesterix-serde/pom.xml
+++ b/fullstack/hivesterix/hivesterix-serde/pom.xml
@@ -1,10 +1,12 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<artifactId>hivesterix</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>hivesterix-serde</artifactId>
@@ -44,14 +46,14 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
                         <groupId>edu.uci.ics.hyracks</groupId>
                         <artifactId>hivesterix-common</artifactId>
-                        <version>0.2.4-SNAPSHOT</version>
+                        <version>0.2.3-SNAPSHOT</version>
                         <type>jar</type>
                         <scope>compile</scope>
                 </dependency>
diff --git a/fullstack/hivesterix/hivesterix-translator/pom.xml b/fullstack/hivesterix/hivesterix-translator/pom.xml
index 2a93722..b99d652 100644
--- a/fullstack/hivesterix/hivesterix-translator/pom.xml
+++ b/fullstack/hivesterix/hivesterix-translator/pom.xml
@@ -1,5 +1,7 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hivesterix-translator</artifactId>
 	<name>hivesterix-translator</name>
@@ -7,7 +9,7 @@
 	<parent>
 		<artifactId>hivesterix</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -37,21 +39,21 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>algebricks-compiler</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hivesterix-runtime</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hivesterix/pom.xml b/fullstack/hivesterix/pom.xml
index 00d008a..a8ef4ee 100644
--- a/fullstack/hivesterix/pom.xml
+++ b/fullstack/hivesterix/pom.xml
@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>edu.uci.ics.hyracks</groupId>
 	<artifactId>hivesterix</artifactId>
-	<version>0.2.4-SNAPSHOT</version>
+	<version>0.2.3-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>hivesterix</name>
 
diff --git a/fullstack/hyracks/hyracks-api/pom.xml b/fullstack/hyracks/hyracks-api/pom.xml
index 091767b..6807f76 100644
--- a/fullstack/hyracks/hyracks-api/pom.xml
+++ b/fullstack/hyracks/hyracks-api/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -47,7 +47,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-ipc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   	<dependency>
   		<groupId>org.apache.commons</groupId>
diff --git a/fullstack/hyracks/hyracks-cli/pom.xml b/fullstack/hyracks/hyracks-cli/pom.xml
index 304c8ce..991ce2a 100644
--- a/fullstack/hyracks/hyracks-cli/pom.xml
+++ b/fullstack/hyracks/hyracks-cli/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-cli</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-cli</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -92,7 +92,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/fullstack/hyracks/hyracks-client/pom.xml b/fullstack/hyracks/hyracks-client/pom.xml
index c86b0d3..854a009 100644
--- a/fullstack/hyracks/hyracks-client/pom.xml
+++ b/fullstack/hyracks/hyracks-client/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -25,22 +25,22 @@
  <dependency>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-api</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
  </dependency>
  <dependency>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-net</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
  </dependency>
  <dependency>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-comm</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
  </dependency>
   <dependency>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-dataflow-common</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
  </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-comm/pom.xml b/fullstack/hyracks/hyracks-comm/pom.xml
index 2720f95..c3583699 100644
--- a/fullstack/hyracks/hyracks-comm/pom.xml
+++ b/fullstack/hyracks/hyracks-comm/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -25,12 +25,12 @@
  <dependency>
  	<groupId>edu.uci.ics.hyracks</groupId>
  	<artifactId>hyracks-api</artifactId>
- 	<version>0.2.4-SNAPSHOT</version>
+ 	<version>0.2.3-SNAPSHOT</version>
  </dependency>
   <dependency>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-net</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
  </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-control/hyracks-control-cc/pom.xml b/fullstack/hyracks/hyracks-control/hyracks-control-cc/pom.xml
index 1730595..d644673 100644
--- a/fullstack/hyracks/hyracks-control/hyracks-control-cc/pom.xml
+++ b/fullstack/hyracks/hyracks-control/hyracks-control-cc/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-control</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -26,7 +26,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-control/hyracks-control-common/pom.xml b/fullstack/hyracks/hyracks-control/hyracks-control-common/pom.xml
index 75fe3c9..ce1298e 100644
--- a/fullstack/hyracks/hyracks-control/hyracks-control-common/pom.xml
+++ b/fullstack/hyracks/hyracks-control/hyracks-control-common/pom.xml
@@ -3,12 +3,12 @@
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-control-common</artifactId>
   <name>hyracks-control-common</name>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-control</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,7 +29,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-control/hyracks-control-nc/pom.xml b/fullstack/hyracks/hyracks-control/hyracks-control-nc/pom.xml
index b6eff7a..c44cec9 100644
--- a/fullstack/hyracks/hyracks-control/hyracks-control-nc/pom.xml
+++ b/fullstack/hyracks/hyracks-control/hyracks-control-nc/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-control</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -32,19 +32,19 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-net</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-comm</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <reporting>
diff --git a/fullstack/hyracks/hyracks-control/pom.xml b/fullstack/hyracks/hyracks-control/pom.xml
index e1ab98d..13ebf41 100644
--- a/fullstack/hyracks/hyracks-control/pom.xml
+++ b/fullstack/hyracks/hyracks-control/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-data/hyracks-data-std/pom.xml b/fullstack/hyracks/hyracks-data/hyracks-data-std/pom.xml
index fe53083..8f5f04e 100644
--- a/fullstack/hyracks/hyracks-data/hyracks-data-std/pom.xml
+++ b/fullstack/hyracks/hyracks-data/hyracks-data-std/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-data</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,7 +27,7 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-api</artifactId>
-  	<version>0.2.4-SNAPSHOT</version>
+  	<version>0.2.3-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-data/pom.xml b/fullstack/hyracks/hyracks-data/pom.xml
index 45460cab..db4d8e9 100644
--- a/fullstack/hyracks/hyracks-data/pom.xml
+++ b/fullstack/hyracks/hyracks-data/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-dataflow-common/pom.xml b/fullstack/hyracks/hyracks-dataflow-common/pom.xml
index c66d10e..1a2950b 100644
--- a/fullstack/hyracks/hyracks-dataflow-common/pom.xml
+++ b/fullstack/hyracks/hyracks-dataflow-common/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -26,14 +26,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-dataflow-hadoop/pom.xml b/fullstack/hyracks/hyracks-dataflow-hadoop/pom.xml
index 18bcba7..f5135f8 100644
--- a/fullstack/hyracks/hyracks-dataflow-hadoop/pom.xml
+++ b/fullstack/hyracks/hyracks-dataflow-hadoop/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -26,14 +26,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
@@ -53,7 +53,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/fullstack/hyracks/hyracks-dataflow-std/pom.xml b/fullstack/hyracks/hyracks-dataflow-std/pom.xml
index bd4a837..2cf0fdc 100644
--- a/fullstack/hyracks/hyracks-dataflow-std/pom.xml
+++ b/fullstack/hyracks/hyracks-dataflow-std/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -27,14 +27,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-dist/pom.xml b/fullstack/hyracks/hyracks-dist/pom.xml
index e79eba7..58a4b1c 100755
--- a/fullstack/hyracks/hyracks-dist/pom.xml
+++ b/fullstack/hyracks/hyracks-dist/pom.xml
@@ -1,10 +1,12 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<parent>
 		<artifactId>hyracks</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<artifactId>hyracks-dist</artifactId>
diff --git a/fullstack/hyracks/hyracks-documentation/pom.xml b/fullstack/hyracks/hyracks-documentation/pom.xml
index b5e42ad..7aedd57 100644
--- a/fullstack/hyracks/hyracks-documentation/pom.xml
+++ b/fullstack/hyracks/hyracks-documentation/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
diff --git a/fullstack/hyracks/hyracks-examples/btree-example/btreeapp/pom.xml b/fullstack/hyracks/hyracks-examples/btree-example/btreeapp/pom.xml
index f392b34..792cedd 100644
--- a/fullstack/hyracks/hyracks-examples/btree-example/btreeapp/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/btree-example/btreeapp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -80,7 +80,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.btree</groupId>
   		<artifactId>btreehelper</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/fullstack/hyracks/hyracks-examples/btree-example/btreeclient/pom.xml b/fullstack/hyracks/hyracks-examples/btree-example/btreeclient/pom.xml
index 64e30f9..f941a5b 100644
--- a/fullstack/hyracks/hyracks-examples/btree-example/btreeclient/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/btree-example/btreeclient/pom.xml
@@ -6,26 +6,26 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.btree</groupId>
   		<artifactId>btreehelper</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-examples/btree-example/btreehelper/pom.xml b/fullstack/hyracks/hyracks-examples/btree-example/btreehelper/pom.xml
index 7f212ab..eb651ce 100644
--- a/fullstack/hyracks/hyracks-examples/btree-example/btreehelper/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/btree-example/btreehelper/pom.xml
@@ -6,32 +6,32 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>
diff --git a/fullstack/hyracks/hyracks-examples/btree-example/pom.xml b/fullstack/hyracks/hyracks-examples/btree-example/pom.xml
index b6fbb95..0ff4fc3 100644
--- a/fullstack/hyracks/hyracks-examples/btree-example/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/btree-example/pom.xml
@@ -2,14 +2,14 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples</groupId>
   <artifactId>btree-example</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>btree-example</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
index 6171214..4cf9745 100644
--- a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -77,7 +77,7 @@
       <plugin>
       	<groupId>edu.uci.ics.hyracks</groupId>
       	<artifactId>hyracks-virtualcluster-maven-plugin</artifactId>
-      	<version>0.2.4-SNAPSHOT</version>
+      	<version>0.2.3-SNAPSHOT</version>
         <configuration>
           <hyracksServerHome>${basedir}/../../../hyracks-server/target/hyracks-server-${project.version}-binary-assembly</hyracksServerHome>
           <hyracksCLIHome>${basedir}/../../../hyracks-cli/target/hyracks-cli-${project.version}-binary-assembly</hyracksCLIHome>
@@ -171,13 +171,13 @@
      <dependency>
         <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
         <artifactId>hadoopcompathelper</artifactId>
-        <version>0.2.4-SNAPSHOT</version>
+        <version>0.2.3-SNAPSHOT</version>
         <scope>compile</scope>
      </dependency>
      <dependency>
         <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   	    <artifactId>hadoopcompatclient</artifactId>
-  	    <version>0.2.4-SNAPSHOT</version>
+  	    <version>0.2.3-SNAPSHOT</version>
   	    <type>jar</type>
   	    <scope>test</scope>
      </dependency>
diff --git a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
index 31809c7..f52536c 100644
--- a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
@@ -7,20 +7,20 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   		<artifactId>hadoopcompathelper</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
index e8a9a1b..c397a72 100644
--- a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
@@ -7,20 +7,20 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/pom.xml b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/pom.xml
index 9d07031..16787ca 100644
--- a/fullstack/hyracks/hyracks-examples/hadoop-compat-example/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/hadoop-compat-example/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
@@ -29,7 +29,7 @@
       <dependency>
          <groupId>edu.uci.ics.hyracks</groupId>
          <artifactId>hyracks-hadoop-compat</artifactId>
-         <version>0.2.4-SNAPSHOT</version>
+         <version>0.2.3-SNAPSHOT</version>
          <type>jar</type>
          <scope>compile</scope>
       </dependency>
diff --git a/fullstack/hyracks/hyracks-examples/hyracks-integration-tests/pom.xml b/fullstack/hyracks/hyracks-examples/hyracks-integration-tests/pom.xml
index f019b44..5e7b5c9 100644
--- a/fullstack/hyracks/hyracks-examples/hyracks-integration-tests/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/hyracks-integration-tests/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -34,63 +34,63 @@
   	<dependency>
         <groupId>edu.uci.ics.hyracks</groupId>
         <artifactId>hyracks-client</artifactId>
-        <version>0.2.4-SNAPSHOT</version>
+        <version>0.2.3-SNAPSHOT</version>
         <type>jar</type>
         <scope>compile</scope>
     </dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-cc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-nc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-invertedindex</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-rtree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-test-support</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-examples/pom.xml b/fullstack/hyracks/hyracks-examples/pom.xml
index 541220a..551e2be 100644
--- a/fullstack/hyracks/hyracks-examples/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-examples/text-example/pom.xml b/fullstack/hyracks/hyracks-examples/text-example/pom.xml
index a183835..0476bb3 100644
--- a/fullstack/hyracks/hyracks-examples/text-example/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/text-example/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-examples/text-example/textapp/pom.xml b/fullstack/hyracks/hyracks-examples/text-example/textapp/pom.xml
index 5927e83..945df0b 100644
--- a/fullstack/hyracks/hyracks-examples/text-example/textapp/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/text-example/textapp/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -77,7 +77,7 @@
       <plugin>
       	<groupId>edu.uci.ics.hyracks</groupId>
       	<artifactId>hyracks-virtualcluster-maven-plugin</artifactId>
-      	<version>0.2.4-SNAPSHOT</version>
+      	<version>0.2.3-SNAPSHOT</version>
         <configuration>
           <hyracksServerHome>${basedir}/../../../hyracks-server/target/hyracks-server-${project.version}-binary-assembly</hyracksServerHome>
           <hyracksCLIHome>${basedir}/../../../hyracks-cli/target/hyracks-cli-${project.version}-binary-assembly</hyracksCLIHome>
@@ -166,13 +166,13 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>texthelper</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>textclient</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-examples/text-example/textclient/pom.xml b/fullstack/hyracks/hyracks-examples/text-example/textclient/pom.xml
index 633f480..4aace73 100644
--- a/fullstack/hyracks/hyracks-examples/text-example/textclient/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/text-example/textclient/pom.xml
@@ -7,20 +7,20 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>texthelper</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-examples/text-example/texthelper/pom.xml b/fullstack/hyracks/hyracks-examples/text-example/texthelper/pom.xml
index 5cf5da3..bcb280c 100644
--- a/fullstack/hyracks/hyracks-examples/text-example/texthelper/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/text-example/texthelper/pom.xml
@@ -7,26 +7,26 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>
diff --git a/fullstack/hyracks/hyracks-examples/tpch-example/pom.xml b/fullstack/hyracks/hyracks-examples/tpch-example/pom.xml
index a36efc9..9951792 100644
--- a/fullstack/hyracks/hyracks-examples/tpch-example/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/tpch-example/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-examples/tpch-example/tpchapp/pom.xml b/fullstack/hyracks/hyracks-examples/tpch-example/tpchapp/pom.xml
index 89689c2..76eb257 100644
--- a/fullstack/hyracks/hyracks-examples/tpch-example/tpchapp/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/tpch-example/tpchapp/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>tpch-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -79,13 +79,13 @@
     <dependency>
         <groupId>edu.uci.ics.hyracks</groupId>
         <artifactId>hyracks-dataflow-std</artifactId>
-        <version>0.2.4-SNAPSHOT</version>
+        <version>0.2.3-SNAPSHOT</version>
         <scope>compile</scope>
     </dependency>
     <dependency>
     	<groupId>edu.uci.ics.hyracks</groupId>
     	<artifactId>hyracks-data-std</artifactId>
-    	<version>0.2.4-SNAPSHOT</version>
+    	<version>0.2.3-SNAPSHOT</version>
     </dependency>
   </dependencies>
 </project>
diff --git a/fullstack/hyracks/hyracks-examples/tpch-example/tpchclient/pom.xml b/fullstack/hyracks/hyracks-examples/tpch-example/tpchclient/pom.xml
index d6f1d17..4e0d9f0 100644
--- a/fullstack/hyracks/hyracks-examples/tpch-example/tpchclient/pom.xml
+++ b/fullstack/hyracks/hyracks-examples/tpch-example/tpchclient/pom.xml
@@ -6,20 +6,20 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>tpch-example</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>
diff --git a/fullstack/hyracks/hyracks-hadoop-compat/pom.xml b/fullstack/hyracks/hyracks-hadoop-compat/pom.xml
index 09d3127..87aaaa7 100644
--- a/fullstack/hyracks/hyracks-hadoop-compat/pom.xml
+++ b/fullstack/hyracks/hyracks-hadoop-compat/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-hadoop-compat</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-hadoop-compat</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -82,7 +82,7 @@
     <dependency>
     	<groupId>edu.uci.ics.hyracks</groupId>
     	<artifactId>hyracks-dataflow-hadoop</artifactId>
-    	<version>0.2.4-SNAPSHOT</version>
+    	<version>0.2.3-SNAPSHOT</version>
     	<type>jar</type>
     	<scope>compile</scope>
     </dependency>
diff --git a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.20.2/pom.xml b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.20.2/pom.xml
index c708b0d..9092655 100644
--- a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.20.2/pom.xml
+++ b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.20.2/pom.xml
@@ -1,12 +1,14 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hyracks-hdfs-0.20.2</artifactId>
 	<name>hyracks-hdfs-0.20.2</name>
 	<parent>
 		<artifactId>hyracks-hdfs</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -98,7 +100,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.23.1/pom.xml b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.23.1/pom.xml
index 9f96ac1..8b7ecf0 100644
--- a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.23.1/pom.xml
+++ b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-0.23.1/pom.xml
@@ -1,12 +1,14 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hyracks-hdfs-0.23.1</artifactId>
 	<name>hyracks-hdfs-0.23.1</name>
 	<parent>
 		<artifactId>hyracks-hdfs</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 	<build>
 		<plugins>
@@ -202,7 +204,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-core/pom.xml b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-core/pom.xml
index e86d906..a28c698a 100644
--- a/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-core/pom.xml
+++ b/fullstack/hyracks/hyracks-hdfs/hyracks-hdfs-core/pom.xml
@@ -1,12 +1,14 @@
 <?xml version="1.0"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+	xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hyracks-hdfs-core</artifactId>
 	<name>hyracks-hdfs-core</name>
 	<parent>
 		<artifactId>hyracks-hdfs</artifactId>
 		<groupId>edu.uci.ics.hyracks</groupId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -178,31 +180,31 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
diff --git a/fullstack/hyracks/hyracks-hdfs/pom.xml b/fullstack/hyracks/hyracks-hdfs/pom.xml
index bea1244..5ed76e9 100644
--- a/fullstack/hyracks/hyracks-hdfs/pom.xml
+++ b/fullstack/hyracks/hyracks-hdfs/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/hyracks-ipc/pom.xml b/fullstack/hyracks/hyracks-ipc/pom.xml
index 14121fd..6f5e09f 100644
--- a/fullstack/hyracks/hyracks-ipc/pom.xml
+++ b/fullstack/hyracks/hyracks-ipc/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
diff --git a/fullstack/hyracks/hyracks-maven-plugins/hyracks-virtualcluster-maven-plugin/pom.xml b/fullstack/hyracks/hyracks-maven-plugins/hyracks-virtualcluster-maven-plugin/pom.xml
index e8342a3..a8fc29e 100644
--- a/fullstack/hyracks/hyracks-maven-plugins/hyracks-virtualcluster-maven-plugin/pom.xml
+++ b/fullstack/hyracks/hyracks-maven-plugins/hyracks-virtualcluster-maven-plugin/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-maven-plugins</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
diff --git a/fullstack/hyracks/hyracks-maven-plugins/pom.xml b/fullstack/hyracks/hyracks-maven-plugins/pom.xml
index ee97d58..d9223ba 100644
--- a/fullstack/hyracks/hyracks-maven-plugins/pom.xml
+++ b/fullstack/hyracks/hyracks-maven-plugins/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/fullstack/hyracks/hyracks-net/pom.xml b/fullstack/hyracks/hyracks-net/pom.xml
index de2a2a0..fb486df 100644
--- a/fullstack/hyracks/hyracks-net/pom.xml
+++ b/fullstack/hyracks/hyracks-net/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
diff --git a/fullstack/hyracks/hyracks-server/pom.xml b/fullstack/hyracks/hyracks-server/pom.xml
index 85af7f2..e0fc40a 100644
--- a/fullstack/hyracks/hyracks-server/pom.xml
+++ b/fullstack/hyracks/hyracks-server/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -74,14 +74,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-cc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-nc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-storage-am-btree/pom.xml b/fullstack/hyracks/hyracks-storage-am-btree/pom.xml
index 4555ea4..f251d51 100644
--- a/fullstack/hyracks/hyracks-storage-am-btree/pom.xml
+++ b/fullstack/hyracks/hyracks-storage-am-btree/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-btree</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-btree</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,28 +29,28 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
         <dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
diff --git a/fullstack/hyracks/hyracks-storage-am-common/pom.xml b/fullstack/hyracks/hyracks-storage-am-common/pom.xml
index 48f91fa..dbc4f41d 100644
--- a/fullstack/hyracks/hyracks-storage-am-common/pom.xml
+++ b/fullstack/hyracks/hyracks-storage-am-common/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-common</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-common</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,28 +29,28 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-storage-am-invertedindex/pom.xml b/fullstack/hyracks/hyracks-storage-am-invertedindex/pom.xml
index 8fc8855..5fe2d96 100644
--- a/fullstack/hyracks/hyracks-storage-am-invertedindex/pom.xml
+++ b/fullstack/hyracks/hyracks-storage-am-invertedindex/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-invertedindex</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-invertedindex</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,28 +29,28 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>    
diff --git a/fullstack/hyracks/hyracks-storage-am-rtree/pom.xml b/fullstack/hyracks/hyracks-storage-am-rtree/pom.xml
index 74d8927..6c2d734 100644
--- a/fullstack/hyracks/hyracks-storage-am-rtree/pom.xml
+++ b/fullstack/hyracks/hyracks-storage-am-rtree/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-rtree</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-rtree</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,21 +29,21 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>  	
diff --git a/fullstack/hyracks/hyracks-storage-common/pom.xml b/fullstack/hyracks/hyracks-storage-common/pom.xml
index 568b0ba..3360097 100644
--- a/fullstack/hyracks/hyracks-storage-common/pom.xml
+++ b/fullstack/hyracks/hyracks-storage-common/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-common</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-common</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,7 +29,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-test-support/pom.xml b/fullstack/hyracks/hyracks-test-support/pom.xml
index 1ddd1df..89233c9 100644
--- a/fullstack/hyracks/hyracks-test-support/pom.xml
+++ b/fullstack/hyracks/hyracks-test-support/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-test-support</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-test-support</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -29,33 +29,33 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-control-nc</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-rtree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-invertedindex</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-btree-test/pom.xml b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-btree-test/pom.xml
index 880cba5..d0bb883 100644
--- a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-btree-test/pom.xml
+++ b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-btree-test/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-btree-test</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-btree-test</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-tests</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -36,14 +36,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-test-support</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-invertedindex-test/pom.xml b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-invertedindex-test/pom.xml
index 5eda528..59c8c46 100644
--- a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-invertedindex-test/pom.xml
+++ b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-invertedindex-test/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-invertedindex-test</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-invertedindex-test</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-tests</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -30,14 +30,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-invertedindex</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-test-support</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
index 5031dba..7b1a3f3 100644
--- a/fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
+++ b/fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-am-rtree-test</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-am-rtree-test</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-tests</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -36,14 +36,14 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-rtree</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-test-support</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-tests/hyracks-storage-common-test/pom.xml b/fullstack/hyracks/hyracks-tests/hyracks-storage-common-test/pom.xml
index 72d76e0..8e429f9 100644
--- a/fullstack/hyracks/hyracks-tests/hyracks-storage-common-test/pom.xml
+++ b/fullstack/hyracks/hyracks-tests/hyracks-storage-common-test/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-storage-common-test</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <name>hyracks-storage-common-test</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-tests</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -36,13 +36,13 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-common</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-test-support</artifactId>
-  		<version>0.2.4-SNAPSHOT</version>
+  		<version>0.2.3-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/fullstack/hyracks/hyracks-tests/pom.xml b/fullstack/hyracks/hyracks-tests/pom.xml
index 5a3d594..054ec68 100644
--- a/fullstack/hyracks/hyracks-tests/pom.xml
+++ b/fullstack/hyracks/hyracks-tests/pom.xml
@@ -2,14 +2,14 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-tests</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>hyracks-tests</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.4-SNAPSHOT</version>
+    <version>0.2.3-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/fullstack/hyracks/pom.xml b/fullstack/hyracks/pom.xml
index 2810aa1..b699542 100644
--- a/fullstack/hyracks/pom.xml
+++ b/fullstack/hyracks/pom.xml
@@ -3,12 +3,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>hyracks</name>
 
   <properties>
-    <jvm.extraargs />
+    <jvm.extraargs/>
   </properties>
 
   <build>
diff --git a/fullstack/pom.xml b/fullstack/pom.xml
index 367101e..e4920b3 100644
--- a/fullstack/pom.xml
+++ b/fullstack/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>fullstack</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>hyracks-ecosystem-full-stack</name>
 
diff --git a/fullstack/pregelix/pom.xml b/fullstack/pregelix/pom.xml
index 0d2bdba..7d08fb7 100644
--- a/fullstack/pregelix/pom.xml
+++ b/fullstack/pregelix/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>pregelix</artifactId>
-  <version>0.2.4-SNAPSHOT</version>
+  <version>0.2.3-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>pregelix</name>
 
diff --git a/fullstack/pregelix/pregelix-api/pom.xml b/fullstack/pregelix/pregelix-api/pom.xml
index b8bfce9..8212e1c 100644
--- a/fullstack/pregelix/pregelix-api/pom.xml
+++ b/fullstack/pregelix/pregelix-api/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<properties>
@@ -67,7 +67,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
@@ -80,7 +80,7 @@
 		<dependency>
                         <groupId>edu.uci.ics.hyracks</groupId>
                         <artifactId>hyracks-hdfs-core</artifactId>
-                        <version>0.2.4-SNAPSHOT</version>
+                        <version>0.2.3-SNAPSHOT</version>
                         <type>jar</type>
                         <scope>compile</scope>
                 </dependency>
diff --git a/fullstack/pregelix/pregelix-core/pom.xml b/fullstack/pregelix/pregelix-core/pom.xml
index 576758b..5238068 100644
--- a/fullstack/pregelix/pregelix-core/pom.xml
+++ b/fullstack/pregelix/pregelix-core/pom.xml
@@ -1,4 +1,5 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>pregelix-core</artifactId>
 	<packaging>jar</packaging>
@@ -7,7 +8,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 
@@ -194,84 +195,84 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-runtime</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-data-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-btree</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
@@ -285,7 +286,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks.examples</groupId>
 			<artifactId>hyracks-integration-tests</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -305,7 +306,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-ipc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/pregelix/pregelix-dataflow-std-base/pom.xml b/fullstack/pregelix/pregelix-dataflow-std-base/pom.xml
index eeaa6c9..caa3222 100644
--- a/fullstack/pregelix/pregelix-dataflow-std-base/pom.xml
+++ b/fullstack/pregelix/pregelix-dataflow-std-base/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
     		<groupId>edu.uci.ics.hyracks</groupId>
     		<artifactId>pregelix</artifactId>
-    		<version>0.2.4-SNAPSHOT</version>
+    		<version>0.2.3-SNAPSHOT</version>
   	</parent>
 
 
@@ -73,14 +73,14 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/pregelix/pregelix-dataflow-std/pom.xml b/fullstack/pregelix/pregelix-dataflow-std/pom.xml
index 889c876..c5a0913 100644
--- a/fullstack/pregelix/pregelix-dataflow-std/pom.xml
+++ b/fullstack/pregelix/pregelix-dataflow-std/pom.xml
@@ -1,4 +1,5 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>pregelix-dataflow-std</artifactId>
 	<packaging>jar</packaging>
@@ -7,7 +8,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 
@@ -73,77 +74,77 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow-std-base</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-data-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-hdfs-core</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-btree</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-ipc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/pregelix/pregelix-dataflow/pom.xml b/fullstack/pregelix/pregelix-dataflow/pom.xml
index ffc000b..d3f396e 100644
--- a/fullstack/pregelix/pregelix-dataflow/pom.xml
+++ b/fullstack/pregelix/pregelix-dataflow/pom.xml
@@ -1,4 +1,5 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>pregelix-dataflow</artifactId>
 	<packaging>jar</packaging>
@@ -7,7 +8,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 
@@ -73,68 +74,68 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow-std-base</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-data-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-btree</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-ipc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/pregelix/pregelix-dist/pom.xml b/fullstack/pregelix/pregelix-dist/pom.xml
index e9aef12..847e843 100644
--- a/fullstack/pregelix/pregelix-dist/pom.xml
+++ b/fullstack/pregelix/pregelix-dist/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 	<artifactId>pregelix-dist</artifactId>
 	<name>pregelix-dist</name>
@@ -69,13 +69,13 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-core</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-example</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 		</dependency>
 	</dependencies>
 </project>
diff --git a/fullstack/pregelix/pregelix-example/pom.xml b/fullstack/pregelix/pregelix-example/pom.xml
index beefee2..e643331 100644
--- a/fullstack/pregelix/pregelix-example/pom.xml
+++ b/fullstack/pregelix/pregelix-example/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>edu.uci.ics.hyracks</groupId>
 		<artifactId>pregelix</artifactId>
-		<version>0.2.4-SNAPSHOT</version>
+		<version>0.2.3-SNAPSHOT</version>
 	</parent>
 
 	<build>
@@ -104,7 +104,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-core</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/fullstack/pregelix/pregelix-runtime/pom.xml b/fullstack/pregelix/pregelix-runtime/pom.xml
index bce7b12..e75f98b 100644
--- a/fullstack/pregelix/pregelix-runtime/pom.xml
+++ b/fullstack/pregelix/pregelix-runtime/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
     		<groupId>edu.uci.ics.hyracks</groupId>
     		<artifactId>pregelix</artifactId>
-    		<version>0.2.4-SNAPSHOT</version>
+    		<version>0.2.3-SNAPSHOT</version>
   	</parent>
 
 
@@ -73,82 +73,82 @@
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>pregelix-dataflow</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-api</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-dataflow-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-data-std</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-common</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-storage-am-btree</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.hyracks</groupId>
 			<artifactId>hyracks-ipc</artifactId>
-			<version>0.2.4-SNAPSHOT</version>
+			<version>0.2.3-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>