Merge tag 'tags/libdrm-2.4.66' into master

Tag libdrm-2.4.66 from git://anongit.freedesktop.org/mesa/drm

Signed-off-by: Sean Paul <seanpaul@chromium.org>

Conflicts:
	Android.mk
	Makefile.am
	configure.ac
	freedreno/Android.mk
	include/drm/drm_mode.h
	intel/Android.mk
	libkms/Android.mk
	nouveau/Android.mk
	radeon/Android.mk
	tegra/tegra.c
	tests/Makefile.am
	xf86drmMode.c
	xf86drmMode.h

Change-Id: I3186bde7f196d2f3438c4334591ee2a0c1371c96