Update some IR docs
Update some IR docs

stuartarchibald/numba,stuartarchibald/numba,seibert/numba,stuartarchibald/numba,gmarkall/numba,stonebig/numba,stuartarchibald/numba,pitrou/numba,numba/numba,pombredanne/numba,numba/numba,seibert/numba,gdementen/numba,cpcloud/numba,cpcloud/numba,numba/numba,pitrou/numba,numba/numba,stefanseefeld/numba,numba/numba,stefanseefeld/numba,ssarangi/numba,jriehl/numba,pombredanne/numba,pombredanne/numba,GaZ3ll3/numba,pombredanne/numba,ssarangi/numba,sklam/numba,gdementen/numba,jriehl/numba,sklam/numba,seibert/numba,gdementen/numba,shiquanwang/numba,stonebig/numba,stefanseefeld/numba,pombredanne/numba,stonebig/numba,ssarangi/numba,gmarkall/numba,sklam/numba,GaZ3ll3/numba,pitrou/numba,cpcloud/numba,gmarkall/numba,stefanseefeld/numba,shiquanwang/numba,gdementen/numba,ssarangi/numba,gdementen/numba,stonebig/numba,IntelLabs/numba,seibert/numba,IntelLabs/numba,stonebig/numba,IntelLabs/numba,ssarangi/numba,shiquanwang/numba,pitrou/numba,IntelLabs/numba,IntelLabs/numba,sklam/numba,GaZ3ll3/numba,gmarkall/numba,jriehl/numba,cpcloud/numba,cpcloud/numba,GaZ3ll3/numba,sklam/numba,stuartarchibald/numba,stefanseefeld/numba,gmarkall/numba,pitrou/numba,jriehl/numba,seibert/numba,GaZ3ll3/numba,jriehl/numba