Merge commit '23aae62c2cb4504a09ceb8cd0cabc1c8b260f521'

* commit '23aae62c2cb4504a09ceb8cd0cabc1c8b260f521':
  alsdec: Check k used for rice decoder.
  avfiltergraph: silence an uninitialized variable warning
  xsubenc: reindent
  lavc: replace AVCodecContext.encode with subtitle-specific callback
  lavc: add const to private codec class initialization.
  avconv: don't pass a bogus parameter to avfilter_graph_create_filter().
  id3v2: strdup the genre name explicitly.
  lavf/id3v2: do not export empty fields.
  buffersrc: add const to the AVFrame* argument of av_buffersrc_write_frame()
  lavfi: replace empty input/output lists with null pointers

Conflicts:
	ffmpeg_filter.c
	libavcodec/alsdec.c
	libavcodec/dvdsubenc.c
	libavcodec/utils.c
	libavcodec/v210dec.h
	libavfilter/af_channelsplit.c
	libavfilter/avfiltergraph.c
	libavfilter/buffersrc.c
	libavfilter/src_movie.c
	libavfilter/vf_ass.c

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

libavfilter/asrc_anullsrc.c

@@ -126,7 +126,7 @@ AVFilter avfilter_asrc_anullsrc = {
     .init        = init,
     .priv_size   = sizeof(ANullContext),
 
-    .inputs      = (const AVFilterPad[]) {{ .name = NULL}},
+    .inputs      = NULL,
 
     .outputs     = (const AVFilterPad[]) {{ .name = "default",
                                             .type = AVMEDIA_TYPE_AUDIO,