Other changes:
* removed a backported patch;
* activated libdrm-omap helper layer which is needed by the latest
xf86-video-omap xorg driver;
* split libdrm-drivers package into libdrm-radeon, libdrm-nouveau and
libdrm-omap, libdrm-intel and libdrm-exynos;
(From OE-Core rev: 8b100befe8dcf7523148b6fc14fa2237d07fe556)
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>