Make some attempt to restore some editor/stats/... state using localStorage.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3855 ed5197a5-7fde-0310-b194-c3ffbd925b24

core/app.js

@@ -129,10 +129,12 @@ function socket(request, response, client) {
 					setTimeout(ping, process.timeout);
 				}
 			} else if (message.action == 'enableStats') {
-				process.stats = message.enabled;
-				if (!gStatsTimer) {
-					sendStats();
-					gStatsTimer = true;
+				if (process) {
+					process.stats = message.enabled;
+					if (!gStatsTimer) {
+						sendStats();
+						gStatsTimer = true;
+					}
 				}
 			} else {
 				if (process && process.eventHandlers['message']) {