[maven-release-plugin] prepare release 2.0.0.v20130131

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/trunk@1441090 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/directory/studio/trunk@1441092 13f79535-47bb-0310-9956-ffa450edef68