Advance POMs to development SNAPSHOT version

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1522548 13f79535-47bb-0310-9956-ffa450edef68
Advance POMs to development SNAPSHOT versions

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1522549 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch: upstream/trunk