Log Message:
Update cogl to 1.22.0

Cogl 1.22.0                                                        2015-09-16

  List of changes since Cogl 1.21.2

  Improvements in handling errors in the KMS winsys [#754540]
  Fix crashers in Wayland and GLX winsys [#754667, #754888]

Many thanks to:

  Ray Strode
  Lionel Landwerlin
  Chao-Hsiung Liao

Cogl 1.21.2                                                        2015-08-21

  List of changes since Cogl 1.20.0

  Add X11-specific API for retrieving the renderer's visual
  Improvement to the MSVC build
  Support KMS drivers without page flip
  Do not use deprecated OpenGL API with the GL3 driver

Many thanks to:

  Chun-wei Fan
  Cedric Valmary
  Jasper St. Pierre
  Adel Gadllah
  Marek Chalupa
  Ray Strode
  Robert Bragg
  Rui Matos
  Samir Ribic
  Ting-Wei Lan