Issue #44: Added unit test for GhGist.read().
Added Issue #44: Added puzzle for executeRead method.
Issue #44: Added test for write() method.
Issue #44 removed DummyRequest in favor of FakeRequest.
Issue #44: Fixed static analysis errors.
Issue #44 updated GhGistTest to use MkContainer.
Issue #44
Changed test method names to make them more descriptive.
Updated writesFileContents() test method.
Merge pull request #52 from carlosmiranda/44

#52: pull request Issue #44: Implemented GhGistTest.java