Merge branch 'origin/eider' into master

Conflicts:
	vp8/common/entropymode.c
	vp8/common/entropymode.h
	vp8/encoder/encodeframe.c
	vp8/vp8_cx_iface.c

Change-Id: I708b0f30449b9502b382e47b745d56f5ed2ce265