[maven-release-plugin] prepare for next development iteration

Signed-off-by: Igor Fedorenko <igor@ifedorenko.com>
diff --git a/org.eclipse.m2e.workspace.cli/pom.xml b/org.eclipse.m2e.workspace.cli/pom.xml
index 8bd51c6..3e4e9ab 100644
--- a/org.eclipse.m2e.workspace.cli/pom.xml
+++ b/org.eclipse.m2e.workspace.cli/pom.xml
@@ -3,7 +3,7 @@
 
   <groupId>io.takari.m2e.workspace</groupId>
   <artifactId>org.eclipse.m2e.workspace.cli</artifactId>
-  <version>0.3.0</version>
+  <version>0.4.0-SNAPSHOT</version>
 
   <name>m2e-workspace</name>
   <description>
@@ -32,7 +32,7 @@
     <url>http://git.eclipse.org/c/m2e/org.eclipse.m2e.workspace.git/</url>
     <connection>scm:git:git://git.eclipse.org/gitroot/m2e/org.eclipse.m2e.workspace.git</connection>
     <developerConnection>scm:git:ssh://git.eclipse.org/gitroot/m2e/org.eclipse.m2e.workspace.git</developerConnection>
-    <tag>m2e-workspace-0.3.0</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <developers>