allow multiple WM specification. --help output added

typo fix, --help option added, specifying multiple window managers no…

…w actually works

Fixes for app exit if ICON_PATH is nil or icons can't be found. Corrected entries for some apps and added new apps.

Fixes for app exit if ICON_PATH is null or icons can't be found. Corr…

…ected config for apps: morphling, pencil2d, utox. Added new apps: luckybackup, leocad, librecad, rhapsody, scrollz, nmixer, mikmod, mp3blaster, winemine, boohu, infra_arcana, glhack, trog, witchblast.

Initial release

v1.0

tidy up README.md