initial couchtarter provider (torrent newznab)

initial ground work based on newznab provider
needs UI changes: http://i.imgur.com/4MiJUH5.png (need to add ratio and
seed hours also)

untested code
use .get() and added more options
typo
CouchTater fixes
Move it
Change name and response
Use release_name
TorrentPotato styling of inputs
use hostname instead of TorrentPotato (dashboard)
seed_time and seed_ratio
Add ratio and seed time styling
Merge pull request #2527 from RuudBurger/couchtart

TorrentPotato ready for prime time