Cleanup and add comments to test
Cleanup and add comments to test

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