bz-990142: Jcr2vfs migration tool does not migrate assets in global area
migrator supports rule template
Integrate Group Manager
(cherry picked from commit aea66c61aa97a41d989fb1240baecfac1b1bca3f)
Exclude Group Manager from distribution wars, since it is client-side code only
(cherry picked from commit 79358f80898460158ec4468dc5f013ae84895fe2)