Add known system events enum - many more to come

core/events.js

@@ -10,11 +10,21 @@ const _					= require('lodash');
 const async				= require('async');
 const glob				= require('glob');
 
+const SYSTEM_EVENTS = {
+	ClientConnected		: 'codes.l33t.enigma.system.connected',
+	ClientDisconnected	: 'codes.l33t.enigma.system.disconnected',
+	TermDetected		: 'codes.l33t.enigma.term_detected',
+};
+
 module.exports = new class Events extends events.EventEmitter {
 	constructor() {
 		super();
 	}
 
+	getSystemEvents() {
+		return SYSTEM_EVENTS;
+	}
+
 	addListener(event, listener) {
 		Log.trace( { event : event }, 'Registering event listener');
 		return super.addListener(event, listener);