Add test for refcount correctness in nopython generator usage
Add test for refcount correctness in nopython generator usage

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