Add support for scalar operands to binary array operators (and fix it for ufuncs without explicit arguments).
Add support for scalar operands to binary array operators (and fix it for ufuncs without explicit arguments).

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