MP1-4506 : Fix return to the list after playing video to GUIPicture.
MP1-4454 : Tweak Play/Pause webstream, we can run into can't start new webstream.
MP1-4454 : Fix webstream path after pause/unpause.
MP1-4506 : Fix regression for slideshow with loop option.
MP1-4359 : Fix MP shutdown cleanup order
Merge remote-tracking branch 'remotes/upstream/MP1-4454-BUG-Pausing_a_BASS_Web_stream_results_in_a_stream_dispose' into 1.7.0Fork-BDJ
Merge remote-tracking branch 'remotes/upstream/MP1-4506-BUG-Fix_return_to_GUIPicture_after_playing_picture_and_video' into 1.7.0Fork-BDJ
Merge remote-tracking branch 'remotes/upstream/MP1-4359-BUG-MP_exit_procedures_are_executed_in_wrong_order' into 1.7.0Fork-BDJ