Merge pull request #143 from maxirosson/dev

Improved latest watchable api service
Fixed the trailers parsing. Removed api keys from admin api service
Refs #97: [Smart Selection] Adding some filters to elegible watchables
Merge pull request #145 from maxirosson/smartImprovements

Refs #97: [Smart Selection] Adding some filters to elegible watchables
Cast pasring fix
Fixed #144: Can mark unreleased watchables as watched. Fixed #146: Encoding issue on user name