Scheduler knows close & close_workers msg from client.
Scheduler knows close & close_workers msg from client.

mraspaud/dask,mrocklin/dask,cowlicks/dask,hainm/dask,PhE/dask,hainm/dask,wiso/dask,wiso/dask,jcrist/dask,mrocklin/dask,simudream/dask,clarkfitzg/dask,marianotepper/dask,marianotepper/dask,esc/dask,ContinuumIO/dask,mikegraham/dask,simudream/dask,pombredanne/dask,dask/dask,blaze/dask,ssanderson/dask,mraspaud/dask,clarkfitzg/dask,vikhyat/dask,PhE/dask,ContinuumIO/dask,pombredanne/dask,jakirkham/dask,jcrist/dask,cpcloud/dask,jayhetee/dask,jakirkham/dask,freeman-lab/dask,esc/dask,jayhetee/dask,ssanderson/dask,freeman-lab/dask,dask/dask,blaze/dask,chrisbarber/dask,gameduell/dask,vikhyat/dask