API changes, most recent first:
-2016-06-29 - xxxxxxx - lavfi 6.47.100 - avfilter.h
+2016-07-09 - xxxxxxx / 90f469a - lavc 57.50.100 / 57.20.0 - avcodec.h
+ Add FF_PROFILE_H264_MULTIVIEW_HIGH and FF_PROFILE_H264_STEREO_HIGH.
+
+2016-06-30 - c1c7e0ab - lavf 57.41.100 - avformat.h
+ Moved codecpar field from AVStream to the end of the struct, so that
+ the following private fields are in the same location as in FFmpeg 3.0 (lavf 57.25.100).
+
+2016-06-30 - 042fb69d - lavu 55.28.100 - frame.h
+ Moved hw_frames_ctx field from AVFrame to the end of the struct, so that
+ the following private fields are in the same location as in FFmpeg 3.0 (lavu 55.17.103).
+
+2016-06-29 - 1a751455 - lavfi 6.47.100 - avfilter.h
Fix accidental ABI breakage in AVFilterContext.
ABI was broken in 8688d3a, lavfi 6.42.100 and released as ffmpeg 3.1.