Fix documentation for ogg_stream_packetout(). This routine would appear  to return '0' when no data or only an incomplete packet are available.  This is distinct from the other two cases.
Fix documentation for ogg_stream_packetout(). This routine would appear 
to return '0' when no data or only an incomplete packet are available. 
This is distinct from the other two cases.

Also clarify the function of the packet argument. 'decode' in this use 
was ambiguous.


git-svn-id: a21e2c1a9f1a66aa2b49a2fb7314df0f83771e9b@7888 0101bb08-14d6-0310-b084-bc0e0c8e3800

Rillke/libogg,ahmedammar/platform_external_gst_ogg,Distrotech/libogg,TechSmith/libogg,Distrotech/libogg,wighawag/ogg,oss-forks/libogg,gcp/libogg,TitaniumEagle/libogg,Rillke/libogg,gcp/libogg,pcwalton/ogg,ShiftMediaProject/ogg,oss-forks/libogg,TechSmith/libogg,OffByOneStudios/ogg,libninjam/libogg,oss-forks/libogg,wighawag/ogg,ShiftMediaProject/ogg,pcwalton/ogg,libninjam/libogg,TitaniumEagle/libogg,pcwalton/ogg,KTXSoftware/ogg,OffByOneStudios/ogg,ahmedammar/platform_external_gst_ogg,spritebuilder/ogg,spritebuilder/ogg,KTXSoftware/ogg