Upgrade JGit to 4.6.0.201612231935-r

Upgrade to the same released version as currently used on Gerrit
master.

The local implementation of LfsFsContentServlet#getContentToTransfer
can be removed; in [1] it was changed to protected and is available
to subclasses of FileLfsServlet.

[1] https://git.eclipse.org/r/#/c/85668/

Change-Id: Ifae65d3267523933063f2cb6138c17e5d1aaf755
2 files changed
tree: 0602ca60adcb221589225c9e9b0b497b38e9bf1c
  1. lib/
  2. src/
  3. .buckconfig
  4. .gitignore
  5. BUCK