[Libva] Next release 1.0.19 for Intel driver

[Xiang, Haihao]

Hi, 

We are planning for the next release 1.0.19 for Intel driver. Please
report any critical issue in the master branch, thanks.

The release will include the following new features and fixes: 

Version 1.0.19 - xx.Nov.2012
* Add support Haswell
* Add raw DRM support (Dmitry Ermilov)
* Add Wayland support
* Add support for display rotation attribute
* Support 4K encoding on IVB and HSW
* Drop explicit dependency on X11 and libva-x11
* Fix VC-1 decoding when vstransform is 0
* Fix segment fault caused by use-after-free of the bufmgr (Stéphane Marchesin)
* Fix thread safety issue (Gautam)
* Fix libva trace issue in the driver

Thanks
Haihao