DOC: replace broken link by a link to @shoyer's personal blog (#2296)
DOC: replace broken link by a link to @shoyer's personal blog (#2296)


jhamman/xarray,pydata/xarray,shoyer/xray,markelg/xray,jhamman/xray,shoyer/xarray,markelg/xray,pydata/xarray,xray/xray,chunweiyuan/xarray,pydata/xarray,shoyer/xarray,markelg/xray,jhamman/xarray,jhamman/xarray