adjust margins on docs frontpage
adjust margins on docs frontpage

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