Starting an injection point for better http error handling re #243
created a 'Fire all timers'  button in debug mode
Refactor tvdb old episode removal procedure: Delete all tvdb ids for the serie that are not in the latest update. Fixes #263. Also: Schedule update checks for ended series ever 2 weeks to save useless requests
Merge branch 'angular' of https://github.com/SchizoDuckie/DuckieTV into angular