Merge branch 'stable-3.6'

* stable-3.6:
  Set version to 3.6.3.1
  Set project and Gerrit version to 3.5.4
  Bump project and Gerrit version to v3.4.8
  Use a simpler named binding for the LocalDiskRepositoryManager
  Associated GitRepositoryManager indirectly through a Named binding
  Set version to 3.6.3

Change-Id: Ifb65d7906869e4e917dab9c488561c3e4d43e662