mips: added convwb
mips: added convwb

MOXfiles/orc,Distrotech/orc,okuoku/nmosh-orc,MOXfiles/orc,Distrotech/orc,mojaves/orc,mojaves/orc,MOXfiles/orc,ijsf/OpenWebRTC-orc,Distrotech/orc,ijsf/OpenWebRTC-orc,jpakkane/orc,mojaves/orc,ijsf/OpenWebRTC-orc,jpakkane/orc,okuoku/nmosh-orc,okuoku/nmosh-orc,jpakkane/orc