SWITCHYARD-1697: Upgrade Drools/jBPM to 6.0.0.CR3
SWITCHYARD-1685 Upgrade jboss-as-maven plugin version to 7.4.Final to match productization.
SWITCHYARD-1462 Add version for maven clean plugin.
SWITCHYARD-1657 fix scm url
fixed SCM <url> entry
third time's a charm with this url