Log Message:
Update to 1.0beta3:

libtheora 1.0beta3 (2008 April 16)

 - Build new libtheoradec and libtheoraenc libraries
   supporting the new API from theora-exp. This API should
   not be considered stable yet.
 - Change granule_frame() to return an index as documented.
   This is a change of behaviour from 1.0beta1.
 - Document that granule_time() returns the end of the
   presentation interval.
 - Use a custom copy of the libogg bitpacker in the decoder
   to avoid function call overhead.
 - MMX code improved and ported to MSVC.
 - Fix a problem with the MMX code on SELinux
 - Fix a problem with decoder quantizer initialization.
 - Fix a page queue problem with png2theora.
 - Improved robustness.
 - Updated VS2005 project files.
 - Dropped build support for Microsoft VS2003.
 - Dropped build support for the unreleased libogg2.
 - Added the specification to the autotools build.
 - Specification corrections.