Update bbc-sounds connector
Update bbc-sounds connector

Add comments with example URLs.

inverse/web-scrobbler,fakelbst/Chrome-Last.fm-Scrobbler,carpet-berlin/web-scrobbler,david-sabata/web-scrobbler,fakelbst/Chrome-Last.fm-Scrobbler,carpet-berlin/web-scrobbler,david-sabata/web-scrobbler,inverse/web-scrobbler