Merges changes from develop into master - #13

- Adds test for repository names with a single slash that is also a trailing slash
- Adds test for repository names with two consecutive slashes
- Updates check that name is valid by not allowing names with a single trailing slash

Improves check for valid repository names

Adds code for CodeCov to Travis config.

… applies to testing.

Fixes #9.

…missing

- Only directories should return content, for a file an empty array should be returned.

- Adds specific check for directories
- Removes guessing by extension as this gives a different result from regular filesystem behaviour

- The original logic did not properly display all directory content for non-recursive cases when a path was provided.

- Visibility is now assumed to be visible by default
- Bug in permission comparison is fixed

- Timestamps for files are retrieved from the github api
- Timestamps for directories are calculated from retrieved files

 - Uses shorter alias for MockObject instead of FQN
 - Adds trailing comma to entries in data provider
 - Removes test that is no longer relevant

…I class

- Data for metadata is always retrieved recursively.
- Marks Api::getCreatedTimestamp() as being used by Api::getRecursiveMetadata()

- Changed mock data to match changed normalisation format from Api class
- Changed mock data to match the fact that metadata is always retrieved recursively
- Adds Api::getCreatedTimestamp() as being used by Api::getRecursiveMetadata()
- Adds mock for Commits Repository

…erface::getTreeMetadata().

…ntents()

- Adds keys to provided data for easy idintifiaction in case of failure
- Adds JSON file as fixture

Fixes incorrect directory metadata

Adds integration test and preparations for upcoming release.