merge xf86-video-tdfx 1.4.5 and xf86-video-tga 1.2.2
backout the previous hack, it is no longer necessary
add a hack to work around a vs. xorg-server issue: use the old interface.
initial import of xf86-video-tga-1.2.0
initial import of xf86-video-tga-1.1.0