add xorg-launcher
fix some errors
fix frontend-switch
Merge pull request #1 from yavdr/master

add changes
detect VirtualBox
Merge pull request #2 from seahawk1986/master

merge master with new-frontend
add -V xshm for VirtualBox and xine
fix graphtft-fe start condition
fix wrong replacement #2
fix spelling error
Update 10_main
Merge pull request #2 from seahawk1986/new-frontend

Use xorg-launcher, autodetect VirtualBox for xine and vdr-sxfe (-V xshm)