[FFmpeg-cvslog] Merge remote-tracking branch 'cehoyos/master'

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May 21 01:26:30 2015 +0200| [737b0ca65b485a85ab1996241be05d08d1878682] | committer: Michael Niedermayer

Merge remote-tracking branch 'cehoyos/master'

* cehoyos/master:
  lavc/qdrw: Do not fail decoding valid Quickdraw images.
  lavf/mov: Use AVCOL_SPC constants when checking color_space.
  lavf/mov: Write colour matrix "6" for color_space bt470bg.
  lavf/mkv: Only skip prores header if the packet is large enough.

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=737b0ca65b485a85ab1996241be05d08d1878682
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