Correct formatting and add comments in test_intrinsics
Correct formatting and add comments in test_intrinsics

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