add vorbis_commentheader_out and sort entries
add vorbis_commentheader_out and sort entries

svn path=/trunk/vorbis/; revision=2255

ShiftMediaProject/vorbis,emscripten-ports/Vorbis,felipebetancur/vorbis,ShiftMediaProject/vorbis,nicolaichuk/vorbis,nicolaichuk/vorbis,ksophocleous/vorbis,eidy/vorbis,mwgoldsmith/vorbis,eidy/vorbis,ShiftMediaProject/vorbis,ksophocleous/vorbis,nicolaichuk/vorbis,youfearm3/vorbis,emscripten-ports/Vorbis,erikd/vorbis,felipebetancur/vorbis,emscripten-ports/Vorbis,erikd/vorbis,eidy/vorbis,ShiftMediaProject/vorbis,nicolaichuk/vorbis,youfearm3/vorbis,ShiftMediaProject/vorbis,mwgoldsmith/vorbis,erikd/vorbis,mwgoldsmith/vorbis,erikd/vorbis,felipebetancur/vorbis,eidy/vorbis,ShiftMediaProject/vorbis,youfearm3/vorbis,ksophocleous/vorbis,youfearm3/vorbis,ksophocleous/vorbis,felipebetancur/vorbis,emscripten-ports/Vorbis,mwgoldsmith/vorbis