tests/projects/canopen_slave/canopen@canfestival/slave@CanOpenSlave/baseconfnode.xml
SVGHMI: add support for "reference" and "frame" rectangles to spread-out ovelapping elements.
When HMI become complicated, designer needs to spread-out ovelapping elements
in order to unclutter drawing and facilitate maintenance.
<?xml version="1.0" encoding="UTF-8"?>
<BaseParams Name="slave" IEC_Channel="0"/>