API changes, most recent first:
+2015-07-16 - xxxxxxxx - lavc 56.49.100
+ Add av_codec_get_codec_properties(), FF_CODEC_PROPERTY_LOSSLESS
+ and FF_CODEC_PROPERTY_CLOSED_CAPTIONS
+
+2015-xx-xx - xxxxxxx - lavu 56.15.0
+ Add av_version_info().
+
-------- 8< --------- FFmpeg 2.7 was cut here -------- 8< ---------
2015-06-04 - cc17b43 - lswr 1.2.100