RMAKH62F5NWMUS6VAWXFMSFZDJYNWKIR5DCA2F5GGIWIDFZPSWTQC
rows = function(margin, data)
-- helper for creating a 'rows' node
return {type='rows', margin=margin,
data=data or {}
}
end
cols = function(margin, data)
-- helper for creating a 'cols' node
return {type='cols', margin=margin,
data=data or {}
}
end