Fixes to the change log post 0.49.0rc2
Fixes to the change log post 0.49.0rc2

As title

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