-Fix a masked column scaling bug introduced in r3969.

git-svn-id: http://odamex.net/svn/root/branches/rend32@4010 b0bcef46-2027-0410-bd56-ab726e9a1d04
-Fix the Video Options menu.

git-svn-id: http://odamex.net/svn/root/branches/rend32@4013 b0bcef46-2027-0410-bd56-ab726e9a1d04
-Revert r3969 for now.

git-svn-id: http://odamex.net/svn/root/branches/rend32@4014 b0bcef46-2027-0410-bd56-ab726e9a1d04