Merge commit '3b199d29'

* commit '3b199d29':
  lavc decoders: properly initialize AVFrame.

Conflicts:
	libavcodec/avs.c
	libavcodec/c93.c
	libavcodec/cinepak.c
	libavcodec/flashsv.c
	libavcodec/flicvideo.c
	libavcodec/iff.c
	libavcodec/mmvideo.c
	libavcodec/msrle.c
	libavcodec/msvideo1.c
	libavcodec/qtrle.c
	libavcodec/rpza.c
	libavcodec/smacker.c
	libavcodec/smc.c
	libavcodec/tiertexseqv.c
	libavcodec/truemotion1.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>