* in Search screen, catch exception when search string contains special characters the DB doesn't accept
* when PlayerUI is swiped away, note "Player UI is in the drawer" at bottom of main screen
* in Settings->Network and Storage, amended "Use external apps" summary, and ensure disconnecting services on toggle
* when "Use external apps" is toggled, playback of current media is force reset
* toasting of audio offload switching is no longer tied to a media
