Remove now-unused GTRepository+Private extensions
spaces -> tabs
Replace -reset with -resetWithOptions:, remove -setOptions:
Remove duplicative class constructor
Rename -skip… to -hide…
Document arguments that cannot be nil.
Add a `BOOL *success` argument to -nextObject…
Remove `WithError:` from commit counting method
Merge pull request #169 from libgit2/enumerator-improvements

Refactor GTEnumerator, add globbing support
Merge branch 'master' into submodules