Merge upstream changes
This pulls in all changes from our upstream at https://github.com/gollum/rugged_adapter, mainly to get some fixes for Rugged 1.0 which we'll need in gitaly#2856 (closed).
Edited by Markus Koller
This pulls in all changes from our upstream at https://github.com/gollum/rugged_adapter, mainly to get some fixes for Rugged 1.0 which we'll need in gitaly#2856 (closed).