

Add API call to reset decode state without dumping decode setup.

svn path=/trunk/vorbis/; revision=4405

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