diff --git a/actions/apiaccountupdateprofile.php b/actions/apiaccountupdateprofile.php
index fd4384a25c..9b371ea957 100644
--- a/actions/apiaccountupdateprofile.php
+++ b/actions/apiaccountupdateprofile.php
@@ -115,11 +115,11 @@ class ApiAccountUpdateProfileAction extends ApiAuthAction
 
         $original = clone($profile);
 
-        if (empty($this->name)) {
+        if (!empty($this->name)) {
             $profile->fullname = $this->name;
         }
 
-        if (empty($this->url)) {
+        if (!empty($this->url)) {
             $profile->homepage = $this->url;
         }
 
diff --git a/lib/iomaster.php b/lib/iomaster.php
index 004e92b3ee..29bd677bd4 100644
--- a/lib/iomaster.php
+++ b/lib/iomaster.php
@@ -102,7 +102,7 @@ abstract class IoMaster
      */
     protected function instantiate($class)
     {
-        if (isset($this->singletons[$class])) {
+        if (is_string($class) && isset($this->singletons[$class])) {
             // Already instantiated a multi-site-capable handler.
             // Just let it know it should listen to this site too!
             $this->singletons[$class]->addSite(common_config('site', 'server'));
@@ -129,7 +129,11 @@ abstract class IoMaster
     
     protected function getManager($class)
     {
-        return call_user_func(array($class, 'get'));
+        if(is_object($class)){
+            return $class;
+        } else {
+            return call_user_func(array($class, 'get'));
+        }
     }
 
     /**
@@ -347,7 +351,7 @@ abstract class IoMaster
      * for per-queue and per-site records.
      *
      * @param string $key counter name
-     * @param array $owners list of owner keys like 'queue:jabber' or 'site:stat01'
+     * @param array $owners list of owner keys like 'queue:xmpp' or 'site:stat01'
      */
     public function stats($key, $owners=array())
     {
diff --git a/lib/queuemanager.php b/lib/queuemanager.php
index 4eb39bfa8c..b2e86b127e 100644
--- a/lib/queuemanager.php
+++ b/lib/queuemanager.php
@@ -181,7 +181,9 @@ abstract class QueueManager extends IoManager
     {
         if (isset($this->handlers[$queue])) {
             $class = $this->handlers[$queue];
-            if (class_exists($class)) {
+            if(is_object($class)) {
+                return $class;
+            } else if (class_exists($class)) {
                 return new $class();
             } else {
                 common_log(LOG_ERR, "Nonexistent handler class '$class' for queue '$queue'");
@@ -242,7 +244,7 @@ abstract class QueueManager extends IoManager
      * Only registered transports will be reliably picked up!
      *
      * @param string $transport
-     * @param string $class
+     * @param string $class class name or object instance
      * @param string $group
      */
     public function connect($transport, $class, $group='queuedaemon')
diff --git a/plugins/Imap/ImapPlugin.php b/plugins/Imap/ImapPlugin.php
index 89a775a16a..d1e920b009 100644
--- a/plugins/Imap/ImapPlugin.php
+++ b/plugins/Imap/ImapPlugin.php
@@ -86,7 +86,7 @@ class ImapPlugin extends Plugin
         }
     }
 
-    function onStartIoManagerClasses(&$classes)
+    function onStartQueueDaemonIoManagers(&$classes)
     {
         $classes[] = new ImapManager($this);
     }
diff --git a/plugins/MobileProfile/MobileProfilePlugin.php b/plugins/MobileProfile/MobileProfilePlugin.php
index d426fc282b..5c913836dc 100644
--- a/plugins/MobileProfile/MobileProfilePlugin.php
+++ b/plugins/MobileProfile/MobileProfilePlugin.php
@@ -414,7 +414,15 @@ class MobileProfilePlugin extends WAP20Plugin
 
         return $proto.'://'.$serverpart.'/'.$pathpart.$relative;
     }
+
+    function onPluginVersion(&$versions)
+    {
+        $versions[] = array('name' => 'MobileProfile',
+                            'version' => STATUSNET_VERSION,
+                            'author' => 'Sarven Capadisli',
+                            'homepage' => 'http://status.net/wiki/Plugin:MobileProfile',
+                            'rawdescription' =>
+                            _m('XHTML MobileProfile output for supporting user agents.'));
+        return true;
+    }
 }
-
-
-?>
diff --git a/plugins/PubSubHubBub/PubSubHubBubPlugin.php b/plugins/PubSubHubBub/PubSubHubBubPlugin.php
index 8286cd5489..ce6086df94 100644
--- a/plugins/PubSubHubBub/PubSubHubBubPlugin.php
+++ b/plugins/PubSubHubBub/PubSubHubBubPlugin.php
@@ -211,13 +211,20 @@ class PubSubHubBubPlugin extends Plugin
                                                   'format' => 'atom'));
             }
         }
+        $feeds = array_unique($feeds);
 
-        foreach (array_unique($feeds) as $feed) {
-            if (!$publisher->publish_update($feed)) {
-                common_log_line(LOG_WARNING,
-                                $feed.' was not published to hub at '.
-                                $this->hub.':'.$publisher->last_response());
-            }
+        ob_start();
+        $ok = $publisher->publish_update($feeds);
+        $push_last_response = ob_get_clean();
+
+        if (!$ok) {
+            common_log(LOG_WARNING,
+                       'Failure publishing ' . count($feeds) . ' feeds to hub at '.
+                       $this->hub.': '.$push_last_response);
+        } else {
+            common_log(LOG_INFO,
+                       'Published ' . count($feeds) . ' feeds to hub at '.
+                       $this->hub.': '.$push_last_response);
         }
 
         return true;