Merge remote branch 'qatar/master'

* qatar/master:
  Fix parser: mark av_parser_parse() for removal on next major bump
  swscale: postpone sws_getContext removal until next major bump.
  fate: add AAC LATM test
  mmst: get rid of deprecated AVERRORs
  lxfdec: use AVERROR(ENOMEM) instead of deprecated AVERROR_NOMEM.
  Reemove remaining uses of deprecated AVERROR_NOTSUPP.
REIMPLEMENTED in 2 lines of code:  lavf: if id3v2 tag is present and all else fails, guess by file extension

Conflicts:
	libavformat/utils.c

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