Includes:
- Repo.commit: send stdout/stderr to callback lile other methods
- Repo.commit: possibility to specify author
- git.refs: ignore error code 1 which means that no refs are available.
- git: use binary encoding for child_process.exec() to allow binary files content retrieval from history.
- Tests: use a working 'remotes' fixture. Old one was broken.
- Tests: use chai instead of should: same API, but work properly on Date:
https://github.com/visionmedia/should.js/pull/56
- Tests: use rimraf instead of executing "rm -rf": allow to work on windows
- Tests: configure mocha to execute coffee-script with --compilers option