Merge branch 'stable-4.6' into stable-4.7

* stable-4.6:
  Prepare 4.5.3-SNAPSHOT builds
  JGit v4.5.2.201704071617-r

Change-Id: I5d2044c59af7bc2786fb66ebf5130e412884d74b
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>