Merge commit '381dc1a5'

* commit '381dc1a5':
  fate: ac3: Place E-AC-3 tests and AC-3 tests in different groups
  fate: Add shorthands for acodec PCM and ADPCM tests
  avconv: Drop unused function argument from do_video_stats()
  cmdutils: Conditionally compile libswscale-related bits
  aacenc: Drop some unused function arguments
  rtsp: Avoid a cast when calling strtol
  nut: support textual data
  nutenc: verbosely report unsupported negative pts

Conflicts:
	cmdutils.c
	ffmpeg.c
	libavformat/nut.c
	libavformat/nutenc.c

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