Add method to fetch a specific repository.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Fix style and documentation.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Add test of fetchRepositoryWithName:owner:.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Add negative test of fetchRepoWithName:owner:

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Add 304 spec for fetching a specific repo.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Merge branch 'master' into fetch-repo

* master:
  Rename stub file in Xcode too.
  Add specs describing fetchUserStarredRepositories.
  Fix minor spelling error in method docs.
  Add signal of the user’s starred repositories.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>

Conflicts:
	OctoKit.xcodeproj/project.pbxproj
Merge pull request #81 from rastersize/fetch-repo

Fetch a specific repository.