Log Message:
Update to libXxf86dga-1.1.1. Changes:

Actually use XORG_DEFAULT_OPTIONS
Include Xxf86dga.h, not xf86dga.
libXxf86dga 1.1.1
Rename xf86dga.h to Xxf86dga.h
Bump to 1.0.99.2
Requires xf86dgaproto >= 2.0.99.1
Add README with pointers to mailing list, bugzilla & git repos
Replace static ChangeLog with dist-hook to generate from git log
nuke RCS Ids
Janitor: make distcheck and .gitignore.
Move Xlib headers from xf86dgaproto to here.
Bump to 1.0.99.1