tests/ethercat/wago_higen/ethercat@etherlab/master@EthercatNode/outputs@EthercatSlave/confnode.xml
NevowServer : added addInfoString to allow extensions to declare some read-only strings to be displayed in settings. Also renamed addExtension in addSettings for clarity.
<?xml version="1.0" encoding="UTF-8"?>
<SlaveParams/>