Reverts changes to tests other than TestCacheMultipleFilesWithSignature
Reverts changes to tests other than TestCacheMultipleFilesWithSignature

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