The 'Done' button will now be displayed as soon as the diff panel is opened(unless its opened for a merge).  Also fixed a small bug caused by features not be re-loaded when selected.
Merge commit '22f98661fd20543de2309a4fe1ab0edaff1b0179'
Added first pass at auto-syncing geogit repositories.
Merge commit 'e9d826af47f06ce2428119387637ec6d7c3f7332'
Refactored some of the auto sync code.
Removed some console logs, adjusted the timer settings for auto-sync, fixed bug with sync pull conflicts.

Fixed a bug where history panel was popping up on sync pull conflicts.
Updated i18n for auto-sync.
Adjusted timer settings for auto-sync so that it is actually 5 min, 15 min, and 30 min.
Applied a fix to OpenLayers to fix a bug with saving attributes.