add avgn: interspred avgn insults in text similar to valley(1)
add qdemo: silly plan9 running multiple games demo
add br: igfx lcd brightness for terminals with broken brightness keys
add drills: various silly unfinished drill programs
add doom: doom launcher and related scripts
add gfx: auxiliary scripts for using plan9 images with spred(1)
add wolf3d, doom and quake launchers
add emulator launchers and helper scripts