API changes, most recent first:
+2014-07-23 - XXXXXXX - lavf 55.49.100 - avio.h
+ Add avio_read_to_bprint()
+
2014-07-14 - 62227a7 - lavf 55.47.100 - avformat.h
Add av_stream_get_parser()
is now setting AVStream.time_base, instead of AVStream.codec.time_base as was
done previously. The old method is now deprecated.
+2014-06-11 - 67d29da - lavc 55.66.101 - avcodec.h
+ Increase FF_INPUT_BUFFER_PADDING_SIZE to 32 due to some corner cases needing
+ it
+
2014-06-10 - xxxxxxx - lavf 55.43.100 - avformat.h
New field int64_t max_analyze_duration2 instead of deprecated
int max_analyze_duration.