Test ufuncs on dask array data
Test ufuncs on dask array data

jhamman/xarray,rabernat/xray,petercable/xray,jhamman/xray,kjordahl/xray,markelg/xray,jcmgray/xarray,shoyer/xarray,shoyer/xray,pydata/xarray,jhamman/xarray,cpaulik/xray,rabernat/xray,hetland/xray,pydata/xarray,shoyer/xarray,pydata/xarray,jhamman/xarray,drewokane/xray,markelg/xray,hetland/xray,kjordahl/xray,clarkfitzg/xray,NicWayand/xray,chunweiyuan/xarray,xray/xray,markelg/xray,clarkfitzg/xray,cpaulik/xray