SVGHMI: make a copy of tests/svghmi as test/svghmi_widget because too crowded since having pages for widget documentation. Strip those pages from tests/svghmi, so that it
is more light for regular testing.
<?xml version='1.0' encoding='utf-8'?>
<ModbusTCPclient xmlns:xsd="http://www.w3.org/2001/XMLSchema" Remote_Port_Number="1502"/>