* make wallpapers based on album covers!
centres album cover as wallpaper with solid colour background (the most
promiment colour in the cover)

* wallpaper picker!
uses dmenu to let you pick any image from $IMG_DIR

includes random wallpaper choice :D

* dependencies
- X11
- xwallpaper
- dmenu
- colors (https://git.2f30.org/colors/) (included as submodule)
- imagemagick