[maven-release-plugin] prepare release sirona-0.1-incubating

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1545477 13f79535-47bb-0310-9956-ffa450edef68
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1545479 13f79535-47bb-0310-9956-ffa450edef68