Fix broken link to Blaze
Fix broken link to Blaze

Fixes #407

Thanks @NelleV !

dask/dask,pombredanne/dask,chrisbarber/dask,clarkfitzg/dask,jayhetee/dask,ContinuumIO/dask,simudream/dask,cpcloud/dask,blaze/dask,jcrist/dask,simudream/dask,vikhyat/dask,cowlicks/dask,jayhetee/dask,ssanderson/dask,wiso/dask,vikhyat/dask,mrocklin/dask,blaze/dask,pombredanne/dask,ContinuumIO/dask,mikegraham/dask,jcrist/dask,mraspaud/dask,clarkfitzg/dask,PhE/dask,wiso/dask,gameduell/dask,ssanderson/dask,jakirkham/dask,mraspaud/dask,jakirkham/dask,mrocklin/dask,PhE/dask,dask/dask