Docs: refer to env var rather than config var
Docs: refer to env var rather than config var

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