Change 4-digit year to 2-digit in playlist search results
PEP8
Added r{number} to retrieve related videos
Added command to retrieve a users playlists
Documented r{number} related video command
Implemented readline persistence
tidied get_default_ddir() function
Updated changes
Use // or .. to prefix playlist searches
Suppress some output when playurl and dlurl invoked from command line
reordered help items
remove unneeded quotes from config display
tidyup
Show content title in mplayer / mpv
Correction to title flag for mpv https://github.com/np1/mps-youtube/issues/41
attempt at displaying mplayer status live - gh-38
fix "mplayer was not found on this system" showing up when moving to next song
Merge branch 'pr/42' into popen-non-slave

Conflicts:
	mpsyt
moved inner functions to top-level
fix view mode when using open/view in playlist display
segmented playsong() function