[maven-release-plugin] prepare for next development iteration
diff --git a/asterix-algebra/pom.xml b/asterix-algebra/pom.xml
index 20fc147..f4c6150 100644
--- a/asterix-algebra/pom.xml
+++ b/asterix-algebra/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-algebra</artifactId>
 
@@ -91,31 +91,31 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-runtime</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-aql</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-external-data</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
                 <dependency>
                         <groupId>edu.uci.ics.asterix</groupId>
                         <artifactId>asterix-transactions</artifactId>
-                        <version>0.8.3</version>
+                        <version>0.8.4-SNAPSHOT</version>
                         <scope>compile</scope>
                 </dependency>
 		<dependency>
diff --git a/asterix-app/pom.xml b/asterix-app/pom.xml
index 58a1f6d..6dbc506 100644
--- a/asterix-app/pom.xml
+++ b/asterix-app/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-app</artifactId>
 
@@ -144,48 +144,48 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-algebra</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-aql</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-om</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-tools</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>test-jar</type>
 			<scope>test</scope>
 		</dependency>
@@ -195,7 +195,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-transactions</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
@@ -228,7 +228,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-test-framework</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/asterix-aql/pom.xml b/asterix-aql/pom.xml
index 4dbeeb1..5ec2b0f 100644
--- a/asterix-aql/pom.xml
+++ b/asterix-aql/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-aql</artifactId>
 	<build>
@@ -124,19 +124,19 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-om</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-common/pom.xml b/asterix-common/pom.xml
index ea9818d..9203d86 100644
--- a/asterix-common/pom.xml
+++ b/asterix-common/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-common</artifactId>
 	<build>
@@ -165,7 +165,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-test-framework</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-doc/pom.xml b/asterix-doc/pom.xml
index 448dbb9..8675dcc 100644
--- a/asterix-doc/pom.xml
+++ b/asterix-doc/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <artifactId>asterix</artifactId>
     <groupId>edu.uci.ics.asterix</groupId>
-    <version>0.8.3</version>
+    <version>0.8.4-SNAPSHOT</version>
   </parent>
   <artifactId>asterix-doc</artifactId>
   <build>
diff --git a/asterix-events/pom.xml b/asterix-events/pom.xml
index a4f959b..00996f4 100644
--- a/asterix-events/pom.xml
+++ b/asterix-events/pom.xml
@@ -13,11 +13,11 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<groupId>edu.uci.ics.asterix</groupId>
 	<artifactId>asterix-events</artifactId>
-	<version>0.8.3</version>
+	<version>0.8.4-SNAPSHOT</version>
 
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -193,7 +193,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
diff --git a/asterix-external-data/pom.xml b/asterix-external-data/pom.xml
index bcb4d86..4f57a80 100644
--- a/asterix-external-data/pom.xml
+++ b/asterix-external-data/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-external-data</artifactId>
 
@@ -100,21 +100,21 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-om</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-runtime</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
@@ -171,7 +171,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>com.microsoft.windowsazure</groupId>
diff --git a/asterix-installer/pom.xml b/asterix-installer/pom.xml
index f866770..0c332ed 100644
--- a/asterix-installer/pom.xml
+++ b/asterix-installer/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-installer</artifactId>
 	<properties>
@@ -164,28 +164,28 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-events</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>jar</type>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>test-jar</type>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-server</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<type>zip</type>
 			<classifier>binary-assembly</classifier>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-test-framework</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
diff --git a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
index b100729..37d4b0f 100644
--- a/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
+++ b/asterix-maven-plugins/lexer-generator-maven-plugin/pom.xml
@@ -19,7 +19,7 @@
 	<parent>
 		<artifactId>asterix-maven-plugins</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 
   <packaging>maven-plugin</packaging>
diff --git a/asterix-maven-plugins/pom.xml b/asterix-maven-plugins/pom.xml
index 3542e03..1da8da7 100644
--- a/asterix-maven-plugins/pom.xml
+++ b/asterix-maven-plugins/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 
   <dependencies>
diff --git a/asterix-maven-plugins/record-manager-generator-maven-plugin/pom.xml b/asterix-maven-plugins/record-manager-generator-maven-plugin/pom.xml
index 7daf1a6..5f2ffaf 100644
--- a/asterix-maven-plugins/record-manager-generator-maven-plugin/pom.xml
+++ b/asterix-maven-plugins/record-manager-generator-maven-plugin/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <artifactId>asterix-maven-plugins</artifactId>
         <groupId>edu.uci.ics.asterix</groupId>
-        <version>0.8.3</version>
+        <version>0.8.4-SNAPSHOT</version>
     </parent>
 
   <packaging>maven-plugin</packaging>
diff --git a/asterix-metadata/pom.xml b/asterix-metadata/pom.xml
index 7459105..cef041a 100644
--- a/asterix-metadata/pom.xml
+++ b/asterix-metadata/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-metadata</artifactId>
 
@@ -35,25 +35,25 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-om</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-runtime</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-events</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-om/pom.xml b/asterix-om/pom.xml
index 15aea16..06f74ae 100644
--- a/asterix-om/pom.xml
+++ b/asterix-om/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-om</artifactId>
 
@@ -40,13 +40,13 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-common</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-transactions</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-runtime/pom.xml b/asterix-runtime/pom.xml
index ce1b8fc..e5fe2f0 100644
--- a/asterix-runtime/pom.xml
+++ b/asterix-runtime/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-runtime</artifactId>
 
@@ -37,7 +37,7 @@
 	      	<plugin>
 	        	<groupId>edu.uci.ics.asterix</groupId>
 	        	<artifactId>lexer-generator-maven-plugin</artifactId>
-	        	<version>0.8.3</version>
+	        	<version>0.8.4-SNAPSHOT</version>
 	        	<configuration>
 	        	  	<grammarFile>src/main/resources/adm.grammar</grammarFile>
 	        	  	<outputDir>${project.build.directory}/generated-sources/edu/uci/ics/asterix/runtime/operators/file/adm</outputDir>
@@ -133,7 +133,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-om</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
@@ -149,7 +149,7 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-transactions</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-server/pom.xml b/asterix-server/pom.xml
index af295b7..08ecb14 100644
--- a/asterix-server/pom.xml
+++ b/asterix-server/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>edu.uci.ics.asterix</groupId>
     <artifactId>asterix</artifactId>
-    <version>0.8.3</version>
+    <version>0.8.4-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -127,7 +127,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.asterix</groupId>
   		<artifactId>asterix-app</artifactId>
-  		<version>0.8.3</version>
+  		<version>0.8.4-SNAPSHOT</version>
   	</dependency>
   	<dependency>
   		<groupId>org.codehaus.mojo.appassembler</groupId>
diff --git a/asterix-test-framework/pom.xml b/asterix-test-framework/pom.xml
index baae39d..4329a9c 100644
--- a/asterix-test-framework/pom.xml
+++ b/asterix-test-framework/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-test-framework</artifactId>
 	<build>
diff --git a/asterix-tools/pom.xml b/asterix-tools/pom.xml
index 7564e37..04edf26 100644
--- a/asterix-tools/pom.xml
+++ b/asterix-tools/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-tools</artifactId>
 
@@ -138,31 +138,31 @@
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-aql</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-algebra</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-external-data</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>edu.uci.ics.asterix</groupId>
 			<artifactId>asterix-metadata</artifactId>
-			<version>0.8.3</version>
+			<version>0.8.4-SNAPSHOT</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
diff --git a/asterix-transactions/pom.xml b/asterix-transactions/pom.xml
index cd655ce..27a1de4 100644
--- a/asterix-transactions/pom.xml
+++ b/asterix-transactions/pom.xml
@@ -17,7 +17,7 @@
 	<parent>
 		<artifactId>asterix</artifactId>
 		<groupId>edu.uci.ics.asterix</groupId>
-		<version>0.8.3</version>
+		<version>0.8.4-SNAPSHOT</version>
 	</parent>
 	<artifactId>asterix-transactions</artifactId>
 
@@ -36,7 +36,7 @@
             <plugin>
                 <groupId>edu.uci.ics.asterix</groupId>
                 <artifactId>record-manager-generator-maven-plugin</artifactId>
-                <version>0.8.3</version>
+                <version>0.8.4-SNAPSHOT</version>
                 <configuration>
                     <debug>false</debug>
                     <inputFiles>
@@ -98,7 +98,7 @@
                 <dependency>
                         <groupId>edu.uci.ics.asterix</groupId>
                         <artifactId>asterix-common</artifactId>
-                        <version>0.8.3</version>
+                        <version>0.8.4-SNAPSHOT</version>
                         <type>jar</type>
                         <scope>compile</scope>
                 </dependency>
diff --git a/pom.xml b/pom.xml
index 27ea63e..acf39f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>edu.uci.ics.asterix</groupId>
 	<artifactId>asterix</artifactId>
-	<version>0.8.3</version>
+	<version>0.8.4-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
     <properties>