Add advanced configuration menu for notifications

plugins/notifications/utils.js

@@ -0,0 +1,11 @@
+const {setOptions} = require("../../config/plugins");
+
+module.exports.urgencyLevels = [
+	{name: "Low", value: "low"},
+	{name: "Normal", value: "normal"},
+	{name: "High", value: "critical"},
+];
+module.exports.setUrgency = (options, level) => {
+	options.urgency = level
+	setOptions("notifications", options)
+};