Fix for imdbinfo key error year
Adding in Mede8er metadata (backport from Midgetspy)
Original commit by itofzo midgetspy/Sick-Beard@34bf07d487f4d9cd3a36a51976af7cdd803868b1
Merge pull request #534 from WebSpider/dev_mede8er_metadata

Adding in Mede8er metadata (backport from Midgetspy)
Fix for torrent ratio's, switched them from being stored as strings to integers.
Added RSS Cache updater with user-settable interval from config section of web interface, updates the cache so that searches can be more instant when looking for snatches.

Updated backlog search code to re-set skipped or missed episodes to wanted.
Fix for issue #546
Added in seperate interval settings for backlog and rss updates
Merge branch 'origin/dev'