Czech lang update, added czech to config

darcs-hash:20060608085236-9be09-3142ff6fd2a13cd03205a6703b3fd22bddf5e078.gz

Czech language update, added czech to plugin and user manager

darcs-hash:20060307003942-1ee1a-d34fdd63c768d0f71cd3a545e09390bc14a1ed2a.gz