[maven-release-plugin] prepare for next development iteration
diff --git a/algebricks/algebricks-common/pom.xml b/algebricks/algebricks-common/pom.xml
index 5a5e560..7b86e09 100644
--- a/algebricks/algebricks-common/pom.xml
+++ b/algebricks/algebricks-common/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,7 +51,7 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-api</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-compiler/pom.xml b/algebricks/algebricks-compiler/pom.xml
index 000ebc7..63d2469 100644
--- a/algebricks/algebricks-compiler/pom.xml
+++ b/algebricks/algebricks-compiler/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,12 +51,12 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-rewriter</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-core</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-core/pom.xml b/algebricks/algebricks-core/pom.xml
index cdb831c..b547776 100644
--- a/algebricks/algebricks-core/pom.xml
+++ b/algebricks/algebricks-core/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,27 +51,27 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-btree</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-rtree</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-dataflow-std</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-runtime</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-data/pom.xml b/algebricks/algebricks-data/pom.xml
index 3c6a0aa..eac6ac8 100644
--- a/algebricks/algebricks-data/pom.xml
+++ b/algebricks/algebricks-data/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,12 +51,12 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-data-std</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-examples/piglet-example/pom.xml b/algebricks/algebricks-examples/piglet-example/pom.xml
index 92e67b7..94fae5b 100644
--- a/algebricks/algebricks-examples/piglet-example/pom.xml
+++ b/algebricks/algebricks-examples/piglet-example/pom.xml
@@ -19,7 +19,7 @@
  <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks-examples</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -114,7 +114,7 @@
     <dependency>
       <groupId>edu.uci.ics.hyracks</groupId>
       <artifactId>algebricks-compiler</artifactId>
-      <version>0.2.15</version>
+      <version>0.2.16-SNAPSHOT</version>
     </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-examples/pom.xml b/algebricks/algebricks-examples/pom.xml
index 223067c..fc58b2e 100644
--- a/algebricks/algebricks-examples/pom.xml
+++ b/algebricks/algebricks-examples/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
diff --git a/algebricks/algebricks-rewriter/pom.xml b/algebricks/algebricks-rewriter/pom.xml
index 70f372b..40d7446 100644
--- a/algebricks/algebricks-rewriter/pom.xml
+++ b/algebricks/algebricks-rewriter/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,7 +51,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>algebricks-core</artifactId>
-  		<version>0.2.15</version>
+  		<version>0.2.16-SNAPSHOT</version>
   	</dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-runtime/pom.xml b/algebricks/algebricks-runtime/pom.xml
index 50559ce..8f31b6d 100644
--- a/algebricks/algebricks-runtime/pom.xml
+++ b/algebricks/algebricks-runtime/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -51,27 +51,27 @@
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-btree</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-storage-am-rtree</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>hyracks-dataflow-std</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-common</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   <dependency>
   	<groupId>edu.uci.ics.hyracks</groupId>
   	<artifactId>algebricks-data</artifactId>
-  	<version>0.2.15</version>
+  	<version>0.2.16-SNAPSHOT</version>
   </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/algebricks-tests/pom.xml b/algebricks/algebricks-tests/pom.xml
index 61af205..9d698b1 100644
--- a/algebricks/algebricks-tests/pom.xml
+++ b/algebricks/algebricks-tests/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>algebricks</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>
@@ -114,22 +114,22 @@
     <dependency>
       <groupId>edu.uci.ics.hyracks</groupId>
       <artifactId>algebricks-compiler</artifactId>
-      <version>0.2.15</version>
+      <version>0.2.16-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>edu.uci.ics.hyracks</groupId>
       <artifactId>hyracks-control-cc</artifactId>
-      <version>0.2.15</version>
+      <version>0.2.16-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>edu.uci.ics.hyracks</groupId>
       <artifactId>hyracks-control-nc</artifactId>
-      <version>0.2.15</version>
+      <version>0.2.16-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>edu.uci.ics.hyracks</groupId>
       <artifactId>hyracks-data-std</artifactId>
-      <version>0.2.15</version>
+      <version>0.2.16-SNAPSHOT</version>
     </dependency>
   </dependencies>
 </project>
diff --git a/algebricks/pom.xml b/algebricks/pom.xml
index f0f8343..1cddd92 100644
--- a/algebricks/pom.xml
+++ b/algebricks/pom.xml
@@ -16,14 +16,14 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>algebricks</artifactId>
-  <version>0.2.15</version>
+  <version>0.2.16-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>algebricks</name>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>fullstack</artifactId>
-    <version>0.2.15</version>
+    <version>0.2.16-SNAPSHOT</version>
   </parent>
 
   <licenses>