linux-yocto/3.4: update intel graphics features/configs

linux-yocto/3.4: update intel graphics features/configs

Updating the meta branch to import the following commits that cleanup and
reorganize the features that make up the graphics features of the Intel
BSPs

  c0b3904 meta: add config fragment for gma600 graphics driver
  f41638f meta: add config fragment for gma500 graphics driver
  ff8ad3e meta: sys940x: drop vesa fragment from bsp config
  fcb82ac meta: sys940x: remove emgd config from bsp config
  c1677bb meta: fri2: drop vesa fragment from bsp config
  7324440 meta: fri2: remove emgd config from bsp config
  dd435c6 meta: emenlow: drop vesa fragment from bsp config
  243b515 meta: emenlow: remove emgd config from bsp config
  3e1be82 meta: crownbay: drop vesa fragment from bsp config
  fc5ed4e meta: crownbay: remove emgd config from bsp config
  d46236b meta: drm-emgd.cfg: add configs for dependent routines
  db4bc5e meta: relocate git-merge of emgd branch

(From OE-Core rev: 8d0074ef2b61bf022ed1bb3b5f1afe526d8c921b)

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>