Robuta

https://mailman.videolan.org/pipermail/x265-devel/2013-October/001166.html [x265] [PATCH 3 of 3] Bidir ME: add (0,0) candidate patch add candidate https://mailman.videolan.org/pipermail/x265-devel/2013-October/001266.html [x265] [PATCH] sliceype: Bidir cost estimation added to lookahead cost estimation added to patch lookahead