[maven-release-plugin] prepare release org.apache.servicemix.bundles.drools-5.5.0.Final_2

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/bundles/trunk@1518474 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/bundles/trunk@1518476 13f79535-47bb-0310-9956-ffa450edef68