xf86-video-ast: Changes to 'master'

[Y.C. Chen]

 src/ast.h         |    3 -
 src/ast_driver.c  |   52 +++++++++---------
 src/ast_mode.c    |  149 +++++++++++++++++++++++++++++++-----------------------
 src/ast_mode.h    |    5 +
 src/ast_vgatool.c |   51 +++++++++++++++---
 5 files changed, 162 insertions(+), 98 deletions(-)

New commits:
commit 15b22ad50df0dff78a2db9fb4c536ab7faf92f07
Author: Y.C. Chen <yc_chen at aspeedtech.com>
Date:   Thu Aug 1 21:47:29 2013 +0800

    Support 1360x768 and 1600x900 Resolutions