- integrate fillz_gmm() and fillz_gmmf() into fillz_GMM().
- integrate log_wgd() and log_wgdf() into new log_wgd().
- use 'TR' to specify value of 'full' as member of GMM structure.
remove gmm.h.
add vc command.
fix comment part of _vc.c to insert rcs_id and fix .cvsignore to add hts_engine_API.
add vc command.
add COPYING for vc command.
fix .cvsignore.
remove HTS_label.c and HTS_model.c.
fix source code to avoid memory leak.