TMDB: Updated API key
Added platform check when starting the plugin

Fixes #3
First draft of new merged browsing
KAT/TPB: Gracefully handle failures for search
TMDB: Now properly use memoization
MovieInfo is now a proper class rather than just a dict
Sort popular and search results by total seeders
Fixed unicode issue with summary
Display full torrent title
Added paging to popular browsing
TPB: Fail gracefully when failing to get seeders/leechers for pre-play screen
Make sure to only use torrents that actually match the movie_info
Changed to only displaying torrent release instead of full title
Fixed paging to always use required item count per page
KAT: Fixed search results
Hide torrents with no seeders
Fixed edge case when movie doesn't contain any summary
Activate KAT and TPB SD for popular movies
Refactor to share movie list creation code
Some more refactoring to share more code