remove SAO unused files
refactor SAO names
add SAO_Chroma V
Merge branch 'hevc_optimize' of https://github.com/orcc/orc-apps.git
into hevc_optimize

Conflicts:
	RVC/src/devel/org/sc29/wg11/mpegh/part2/HEVCDecoderInter.layout
	RVC/src/devel/org/sc29/wg11/mpegh/part2/HEVCDecoderInter.xdf