Clean up README
Clean up README

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