OC-2845: Fix app crashes when trying to share the Shared folder
Allow setup of display name in the action bar for root folder
Updated code to compose recommendation text for friends so that it allows the inclusion of the username
OC-2841: Fix bug: Folder doesn't refresh and loading is in the action bar for more than 12 minutes
Merge branch 'share_link__new_share' into share_link__unshare_file
Update library reference
Added HookActivity for integration of external SDKs
Some high-priority strings needing translation
OC-2738: Update library reference
Merge branch 'share_link__new_share' into setup_additions
Merge branch 'develop' into share_link__new_share
Merge pull request #388 from owncloud/setup_additions

Setup additions
OC-2859: Fix bug: Unshare option shouldn't appear in non-shared files/folders
Get share resources ONLY for the current folder being refreshed
Recovered sendStickyBroadcast instead of LocalBroadcastManager#sendbroadcast; events were lost on screen rotations
Merge branch 'share_link__new_share' into share_link__refresh_shares_folder_per_folder
Merge remote-tracking branch 'origin/develop' into share_link__unshare_file
Considered servers without sharing support
OC-2859: Refix the bug. Unshare option shouldn't appear in non-shared files/folders
Merge branch 'share_link__new_share' into release-1.5.4