Add some quality tests
Merge branch 'refs/heads/develop' into tv

Conflicts:
	couchpotato/core/helpers/variable.py
	couchpotato/core/media/_base/searcher/main.py
	couchpotato/core/media/movie/searcher/main.py
	couchpotato/core/plugins/quality/main.py
	couchpotato/core/plugins/release/main.py
	couchpotato/core/plugins/renamer/main.py
Remove extensions from qualities