snapshot version for profiling
Common snapshot
pom.xml: upgrade mysql-connector-java to 5.1.31

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
pom.xml: upgrade org.apache.felix.framework to 4.4.1

This hopefully has a fix for https://issues.apache.org/jira/browse/FELIX-4523.

See also https://github.com/killbill/killbill/issues/209.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
Update api, commons, platform versions for release