Add UnQueueManager for immediate handling

Perhaps it's a little precious, but I took out the switches in
util.php to determine what's supposed to be sent when, and made
a queuemanager class that will just do things when they're supposed to
be done.

lib/queuemanager.php

@@ -36,9 +36,15 @@ class QueueManager
     {
         if (empty(self::$qm)) {
 
-            $type = common_config('queue', 'sub');
+            if (Event::handle('StartNewQueueManager', array(&self::$qm))) {
 
-            if (Event::handle('StartNewQueueManager', array($type, &self::$qm))) {
+                $enabled = common_config('queue', 'enabled');
+                $type = common_config('queue', 'sub');
+
+                if (!$enabled) {
+                    // does everything immediately
+                    return new UnQueueManager();
+                }
 
                 switch ($type) {
                  case 'db':