Merge libavcore into libavutil
Done to keep ABI compatible. Otherwise this is just silly
Add sample_aspect_ratio to AVFilterLink
In libavfilter, use consistently "Copyright (c)" in the licenseheaders.
Originally committed as revision 25838 to svn://svn.ffmpeg.org/ffmpeg/trunk
Add transpose filter.
Originally committed as revision 25525 to svn://svn.ffmpeg.org/ffmpeg/trunk