Added test connection button for uTorrent
Added connection test to the rest of downloaders
Small fix deluge
Added 'test connection' button for downloaders
Small fix
Fixed 'connection test' for Transmission and Sabnzbd
Fixed 'connection test' for Transmission and Sabnzbd
Merge branch 'downloaders_test' into downloaders_test_dev

Conflicts:
	couchpotato/core/downloaders/transmission/main.py
Test downloader connection: Check version of uTorrent and Sabnzbd
Added return message text to frontend
rTorrent connection test: Error message on version check fail
Merge branch 'downloaders_test' of git://github.com/mikke89/CouchPotatoServer into mikke89-downloaders_test

Conflicts:
	couchpotato/core/downloaders/rtorrent/main.py
Cleanup downloader testbuttons PR
Merge branch 'refs/heads/mikke89-downloaders_test' into develop
Merge branch 'develop' of github.com:RuudBurger/CouchPotatoServer into develop