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

Author: janvanmansum

pom.xml

@@ -26,7 +26,7 @@
     </parent>
 
     <artifactId>dd-data-vault</artifactId>
-    <version>4.0.3</version>
+    <version>4.0.4-SNAPSHOT</version>
 
     <name>DD Data Vault</name>
     <url>https://github.com/DANS-KNAW/dd-data-vault</url>
@@ -45,7 +45,7 @@
 
     <scm>
         <developerConnection>scm:git:ssh://github.com/DANS-KNAW/dd-data-vault</developerConnection>
-        <tag>v4.0.3</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <dependencies>