Added a wrapper for GTFilter.
Wrap some stuff up.
Tests.
Unfit.
Doh
Unregister the filter after each test.
Add some more documentation.
Test the filter source that we're given.
Errrryday I'm refactoring.
Test smudging
Expose the repository URL instead of the object itself.
Require an apply block.
+filterWithName: => +filterForName:
Merge pull request #327 from libgit2/filters

Filter support