Merge remote-tracking branch 'qatar/master'

Merge remote-tracking branch 'qatar/master'

* qatar/master:
  Revert "swscale: use 15-bit intermediates for 9/10-bit scaling."
  swscale: use 15-bit intermediates for 9/10-bit scaling.
  dct32: Add SSE2 ASM optimizations
  Correct chroma vector calculation for RealVideo 3.
  lavf: Add an option to discard corrupted frames
  mpegts: Mark wrongly-sized packets as corrupted
  mpegts: Move scan test to handle_packets
  mpegts: Mark corrupted packets
  mpegts: Reset continuity counter on seek
  mpegts: Fix for continuity counter
  mpegts: Silence "can't seek" warning on unseekable
  apichange: add an entry for AV_PKT_FLAG_CORRUPT
  avpacket: signal possibly corrupted packets
  mpeg4videodec: remove dead code that would have detected erroneous encoding
  aac: Remove some suspicious illegal memcpy()s from LTP.
  bink: Eliminate unnecessary shadow declaration.

Conflicts:
	doc/APIchanges
	libavcodec/version.h
	libavformat/avformat.h
	libavformat/options.c
	libavformat/utils.c

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