Merge branch 'stable-2.10'

* stable-2.10:
  Update JGit to latest 4.5.x release

One test assertion had to be adapted to changed git output on push.

Change-Id: Ie4a5af81f66d5136dcf79d5988fa0e4fa6b277af
Signed-off-by: Edwin Kempin <ekempin@google.com>