Fixes to Transmission API:

* Switched to torrent hashes in API communication instead of Transmission ID's
* Fixed nunit tests
New indexer: IPTorrents

Changed some types to standard naming (string to String, etc ...)
Add option to change base url for kickass torrents
Fixed: Transmission torrent status
KickassTorrents indexer: Added support for backlog searches

All torrent indexers: Added the possibility to change the root URL for the rss feeds, to allow the option to use alternative proxy's
Fix: TransmissionFixture test

Changes: Parsing of episodes removes text between brackets []
Fixed parsing of titles with stuff between square brackets
Added transmission version test
Added Deluge download client

Removed unused class from uTorrent client
Small change to transmission client
Added single episode parsing tests
Improved comments.
Updated UI and created healthcheck for completed download handling.
Added more tests for the Transmission Status.
Removed Watchfolder.
Added 'Nordic' as norwegian language.
Added check for Remaining size to uTorrent to fix premature import.
Added TorrentSeedingSpecification to reject torrent releases that don't have any seeders.
Changed paging logic to support different page sizes. Changed Kickass to only include verified releases and sort by nr of seeds.
Fixed: Failed history items now get removed from Nzbget if configured.
Fixed refactoring error in nzbget removeitem logic.