Release v0.2
Release v0.2

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