xf86-video-vmware: Changes to 'vmwgfx_branch'

[Thomas Hellstrom]

New branch 'vmwgfx_branch' available with the following commits:
commit 84166d4b457244bcc2f5ace63702d594d602d0c2
Author: Thomas Hellstrom <thellstrom at vmware.com>
Date:   Thu Jun 16 15:55:07 2011 +0200

    vmwgfx, saa: Initial import
    
    This imports the vmwgfx driver, based on the Gallium3D Xorg state tracker,
    as well as the saa library. A "Shadow Acceleration Architecture", which is
    optimized for the case where transfers between system (shadow) and hw memory
    is very costly.
    
    Signed-off-by: Thomas Hellstrom <thellstrom at vmware.com>