Updated DVBT tuning details UK Wenvoe (Thanks Elliotmc)
Mantis #4276 : fix m3u playlist when starting a slidewhow / recursive slideshow.
Start of coding to allow offline scrobbling (incase servers are down or internet not connected at time of scrobble)
Merge remote-tracking branch 'remotes/upstream/BUG-4276-MyPictures_background_music_during_slideshow_doesn't_work' into 1.3.0RC_SEB_ADDONV3_HomeY
Merge remote-tracking branch 'remotes/upstream/FEAT_Last.fm_API_2.0' into 1.3.0RC_SEB_ADDONV3_HomeY