pom.xml: update versions with extracted Analytics and Meter modules

Signed-off-by: Pierre-Alexandre Meyer <pierre@ning.com>
[maven-release-plugin] prepare release killbill-oss-parent-0.3.0
[maven-release-plugin] prepare for next development iteration
Upgrade version of mysql-connector-java so it plays nice with mysql 5.6 versions
Remove provided scope for javax.inject to fix the issue with the war not containing the class Inject and making the Kill Bill 5 minutes fail.
Merge branch 'master' into queue
Rename killbill-util -> killbill-clock for commons