Basic testing structure, added episode metadata() and show all_leaves() tests
Added .travis.yml
Fixed bug with TESTS_PATH on *nix platforms
Added coveralls support, cleaned up test requirements
Removed [plex.core.event] module
Added [/library] sections() test
Added "genres" to [Album] object
Added [/library] recently_added() test
Cleaned up child object construction
Added "country" and "roles" to [Movie] object
Extended recently_added() "movie" test
Added [/:/prefs] tests
Added tests for [/] (root) interface methods
Added tests for [/] clients() method
Added tests for [/status] sessions() method
Added tests for [SessionContainer] filter() and get() methods
Added tests for [ClientContainer] filter() and get() methods
Added basic [ExtensionImporter] tests
Added HTTP caching tests
Added [InterfaceProxy] and [Interface] __getitem__() tests