beremiz

Add special nodes at HMI Tree root, fix code to handle special node (no path).
svghmi
2019-08-20, Edouard Tisserant
282500e03dbc
Add special nodes at HMI Tree root, fix code to handle special node (no path).
<?xml version='1.0' encoding='utf-8'?>
<MemoryArea xmlns:xsd="http://www.w3.org/2001/XMLSchema" MemoryAreaType="03 - Holding Registers" Nr_of_Channels="1"/>