Initial specs framework.
Add status specs.
Status specs: detached, indexed, dirty.
Merge branch 'release/0.2.3' into develop
Merge 'develop' changes to get new commands.

Conflicts:
	mgit.gemspec
Status: Show current branch.
More status specs
Merge branch 'feature/specs' into develop
Fix status current branch spec.
Repository: If no current branch, return HEAD.
Sort repositories by path.
TableOutputter: Do not justify the last column.
Bump to version 0.2.4
Merge branch 'release/0.2.4'