Merge branch 'stable-4.5' into stable-4.6

* stable-4.5:
  Prepare 4.5.3-SNAPSHOT builds
  JGit v4.5.2.201704071617-r

Change-Id: I4e1915d3a88e15c9ef1fb2b470b7f3b821243ff5
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>