deserialize method
Deserializes the FML template elements, attributes and children
Implementation
@override
void deserialize(XmlElement xml) {
super.deserialize(xml);
enabled = Xml.get(node: xml, tag: 'enabled');
source =
toEnum(Xml.get(node: xml, tag: 'source'), DetectorSources.values) ??
DetectorSources.any;
}