fix charlie/bob typo in readme
fix charlie/bob typo in readme

amosonn/distributed,mrocklin/distributed,broxtronix/distributed,dask/distributed,mrocklin/distributed,amosonn/distributed,dask/distributed,blaze/distributed,blaze/distributed,dask/distributed,amosonn/distributed,dask/distributed,mrocklin/distributed,broxtronix/distributed,broxtronix/distributed