Fix the version check when no database exists
Per the latest from TVDB, we should not use the `www` subdomain.
  > http://forums.thetvdb.com/viewtopic.php?f=4&t=12909&start=70#p50065
Merge pull request #630 from thezoggy/dev--tvdb_drop_www

Per the latest from TVDB, we should not use the `www` subdomain.
Removed some non-free newznab providers (there are too many to have them all default)
Merge branch 'development' of github.com:midgetspy/Sick-Beard into development