Log Message:
Update to 1.0rc1:

libtheora 1.0rc1

 - Merge x86 assembly for forward DCT from Thusnelda branch.
 - Update 32 bit MMX with loop filter fix.
 - Check for an uninitialized state before dereferencing in propagating
   decode calls.
 - Remove all TH_DEBUG statements.
 - Rename the bitpacker source files imported from libogg to avoid
   confusing simple build systems using both libraries.
 - Add VS2008 project files.
 - Add explicit casts as a work-around for Solaris's cc ignoring the
   signedness of bitfield types.
 - Set quantization parameters to default values when an empty buffer is
   passed with TH_ENCCTL_SET_QUANT_PARAMS.
 - Split encoder and decoder tests depending on configure settings.
 - Return lstylex.sty to the distribution.
 - Disable inline assembly on gcc versions prior to 3.1.
 - Remove extern references for OC_*_QUANT_MIN.
 - Make various data tables static const so they can be read-only.
 - cpuid assembly fix for MSVC.
 - Remove ENCCTL codes from the old encoder API.
 - Implement TH_ENCCTL_SET_KEYFRAME_FREQUENCY_FORCE ctl.