Update patches from to-be-upstreamed branch.

Signed-off-by: Laércio de Sousa <laerciosousa@sme-mogidascruzes.sp.gov.br>
Add new function to check RandR 1.2 extension support in host X server.

Signed-off-by: Laércio de Sousa <laerciosousa@sme-mogidascruzes.sp.gov.br>
Introduce a new struct Output and use it to store CRTC geometry for a given output.
Add preliminary support for relative output placement (a.k.a. xorg.conf options "LeftOf", "RightOf", "Above", and "Below").
Implement output relative plecements "RightOf" and "Below" in xcbclient.c.