SVGHMI: Add pushbutton widget, that can take reflect short press in variable, but has no garantee on consistency.
<?xml version='1.0' encoding='utf-8'?>
<SVGHMI xmlns:xsd="http://www.w3.org/2001/XMLSchema" OnWatchdog="echo Watchdog for {name} !" WatchdogInitial="10" WatchdogInterval="5" EnableWatchdog="true" Path="{name}" OnStart="chromium --disable-gpu --new-window --user-data-dir=. {url}"/>