Add result var of dot multiplication to typemap.
Add result var of dot multiplication to typemap.

stuartarchibald/numba,sklam/numba,IntelLabs/numba,stonebig/numba,IntelLabs/numba,stuartarchibald/numba,stonebig/numba,jriehl/numba,numba/numba,stonebig/numba,stonebig/numba,gmarkall/numba,jriehl/numba,gmarkall/numba,seibert/numba,numba/numba,cpcloud/numba,cpcloud/numba,sklam/numba,IntelLabs/numba,IntelLabs/numba,gmarkall/numba,jriehl/numba,numba/numba,jriehl/numba,sklam/numba,numba/numba,numba/numba,gmarkall/numba,stuartarchibald/numba,seibert/numba,jriehl/numba,gmarkall/numba,stuartarchibald/numba,seibert/numba,seibert/numba,cpcloud/numba,stuartarchibald/numba,seibert/numba,stonebig/numba,IntelLabs/numba,sklam/numba,sklam/numba,cpcloud/numba,cpcloud/numba