Fix BASS and VideoPlayerVMR9 when playing Video/Audio playlist (BASS/VideoPlayer)
If MPAR is in use with Wasapi Exclusive mode, all should be release correctly.
MP4 (Audio/Video) will be played using VideoPlayer under MyMusic.
Merge remote-tracking branch 'remotes/upstream/BUG-4427-MyPictures_while_music_is_playing_can_failed_with_Video_running' into 1.4.0Fork_SEB_New_Master

Conflicts:
	mediaportal/WindowPlugins/GUIPictures/GUISlideShow.cs