<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE qgisgrassmodule SYSTEM "http://mrcc.com/qgisgrassmodule.dtd"> <qgisgrassmodule label="Add one or more columns to attribute table" module="v.db.addcol"> <option key="map" layeroption="layer" /> <option key="columns"/> </qgisgrassmodule>