Revert "x11-drivers/nvidia-drivers: in gx86"

This reverts commit 4944bc946bdbbd508fb2286a482b1bc1bbfae3b8.
x11-drivers/nvidia-drivers: sync with tree
Merge branch 'nvidia'
x11-drivers/nvidia-drivers: add patch for kernel-3.8

see https://gist.github.com/anonymous/4957168
app-emulation/vmware-modules: import from gx86
app-emulation/vmware-modules: fix build with kernel-3.8

see https://bugs.gentoo.org/show_bug.cgi?id=458228
x11-drivers/nvidia-drivers: update Manifest
app-emulation/playonlinux: add gnome-terminal support

workaround http://www.playonlinux.com/en/issue-1687.html
Merge branch 'kernel-3.8'