This caused a weird bug where if you happened to run aart from a
fix mpc not respecing it's -q option
add Makefile and config.mk. And properly support the XDG_CACHE_DIR for storing the noart.png file
script for obtaining album art and using an image viewer to display it dependencies mpd mpc ffmpeg (for extracting embedded art from music files) grep pgrep sxiv (optional if setting the AART_VIEWER environment variable)