* commit '1fb8f6a4':
  x86: lavr: add SSE2 quantize() for dithering
  doc/APIchanges: fill in missing dates and hashes.
  rtpdec_vp8: Request a keyframe if RTP packets are lost

Conflicts:
	doc/APIchanges
Merged-by: Michael Niedermayer <michaelni@gmx.at>