hevc: fix PPS_A_qualcomm_7(cherry picked from commit 2af177a8761c88eb477a658eebcf4264068aa773)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
hevc: pretty print(cherry picked from commit 64a4b623b7d66dfc0f3883e5f1d9125c00c3b18c)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
HEVC Encoding via libx265

Obviously relies on Anton's HEVC patch set.
Revert "lavc/hevc: mark decoder as experimental"

This reverts commit f2dd45d06c606c41bcbf227ffc47e1ac0ce37d65.