[maven-release-plugin] prepare for next development iteration
diff --git a/pom.xml b/pom.xml
index c2cdb68..963d9f8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,7 +30,7 @@
 
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
 
     <organization>
         <name>The Apache Software Foundation</name>
@@ -41,7 +41,7 @@
         <url>https://git-wip-us.apache.org/repos/asf/incubator-samoa.git</url>
         <connection>scm:git:https://git-wip-us.apache.org/repos/asf/incubator-samoa.git</connection>
         <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/incubator-samoa.git</developerConnection>
-        <tag>v0.4.0-incubating</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <profiles>
diff --git a/samoa-api/pom.xml b/samoa-api/pom.xml
index 9bbffb8..9f69e20 100644
--- a/samoa-api/pom.xml
+++ b/samoa-api/pom.xml
@@ -32,7 +32,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/samoa-flink/pom.xml b/samoa-flink/pom.xml
index 641f183..7277931 100644
--- a/samoa-flink/pom.xml
+++ b/samoa-flink/pom.xml
@@ -33,7 +33,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
       <repositories>
diff --git a/samoa-instances/pom.xml b/samoa-instances/pom.xml
index b91f037..e3b7378 100644
--- a/samoa-instances/pom.xml
+++ b/samoa-instances/pom.xml
@@ -32,7 +32,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 	<dependencies>
 		<dependency>
diff --git a/samoa-local/pom.xml b/samoa-local/pom.xml
index 9029218..0cabd82 100644
--- a/samoa-local/pom.xml
+++ b/samoa-local/pom.xml
@@ -31,7 +31,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/samoa-samza/pom.xml b/samoa-samza/pom.xml
index a73d94e..1c610fb 100644
--- a/samoa-samza/pom.xml
+++ b/samoa-samza/pom.xml
@@ -32,7 +32,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/samoa-storm/pom.xml b/samoa-storm/pom.xml
index d094274..1975fc7 100644
--- a/samoa-storm/pom.xml
+++ b/samoa-storm/pom.xml
@@ -32,7 +32,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <repositories>
diff --git a/samoa-test/pom.xml b/samoa-test/pom.xml
index 17ce3a3..bf5d251 100644
--- a/samoa-test/pom.xml
+++ b/samoa-test/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <artifactId>samoa</artifactId>
     <groupId>org.apache.samoa</groupId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <dependencies>
diff --git a/samoa-threads/pom.xml b/samoa-threads/pom.xml
index 283ea26..0401caf 100644
--- a/samoa-threads/pom.xml
+++ b/samoa-threads/pom.xml
@@ -32,7 +32,7 @@
   <parent>
     <groupId>org.apache.samoa</groupId>
     <artifactId>samoa</artifactId>
-    <version>0.4.0-incubating</version>
+    <version>0.5.0-incubating-SNAPSHOT</version>
   </parent>
 
   <dependencies>