dd.repartition: note in docs only npartitions or divisions (#1449)
dd.repartition: note in docs only npartitions or divisions (#1449)

Signed-off-by: Nir Izraeli <951d3baf13044c36e30f2d4c12a71fcee2f30c1c@gmail.com>
mraspaud/dask,cowlicks/dask,ContinuumIO/dask,mrocklin/dask,gameduell/dask,blaze/dask,ContinuumIO/dask,mraspaud/dask,jakirkham/dask,jcrist/dask,mrocklin/dask,jakirkham/dask,dask/dask,blaze/dask,chrisbarber/dask,cpcloud/dask,jcrist/dask,dask/dask