Add artist to SoundCloud track metadata
drdk - Move around some code; Move HTTP calls out of MediaObjectsForURL; Use PlayMedia function for all calls.
Merge pull request #776 from joshka/master

Add artist to SoundCloud track metadata
GolfChannel - Catch http errors,
CBS - Catch http errors.
Crackle - Check response for FolderList.
Vine - Update xpath queries for date and video_url.
VideoJug - Update xpath query to find thumb (add alternative).
[DRDK] JSON HTTP POST added, as required by DR, for most viewed
statistics
Merge pull request #779 from dkplex/master

[DRDK] JSON HTTP POST added, as required by DR, for most viewed
drdk - No need to create json from string.
Vine - Add alternative xpath to find video url.
4tube - Check regex
Merge pull request #775 from meriko/master

New service: Finkammat(www.finkammat.se)
Finkammat - Escape dot in regex
Comedy Central - Exclude extremely low res versions of videos.
NPO - Do not fail on missing thumb; Use JPEG version of the thumb.
Vine - Remove 'version' stuff from thumb and video URLs.
VideoSurf - This service is dead, return nothing instead of erroring.
drdk - 'Fix' mobile URLs; Check for 'data-resource' before using it.