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

Author: evenisse

pom.xml

@@ -7,7 +7,7 @@
   <modelVersion>4.0.0</modelVersion>
   <artifactId>plexus-i18n</artifactId>
   <name>Plexus I18N Component</name>
-  <version>1.0-beta-6</version>
+  <version>1.0-beta-7-SNAPSHOT</version>
   <build>
     <plugins>
       <plugin>