diff --git a/db/08to09.sql b/db/08to09.sql
index 05958f6123..ba6f382005 100644
--- a/db/08to09.sql
+++ b/db/08to09.sql
@@ -111,7 +111,11 @@ alter table queue_item rename to queue_item_old;
 alter table queue_item_new rename to queue_item;
 
 alter table consumer
-    add column  consumer_secret varchar(255) not null comment 'secret value';
+    add consumer_secret varchar(255) not null comment 'secret value';
+
+alter table token
+    add verifier varchar(255) comment 'verifier string for OAuth 1.0a',
+    add verified_callback varchar(255) comment 'verified callback URL for OAuth 1.0a';
 
 create table oauth_application (
     id integer auto_increment primary key comment 'unique identifier',
@@ -140,6 +144,44 @@ create table oauth_application_user (
     constraint primary key (profile_id, application_id)
 ) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
 
+create table inbox (
+
+    user_id integer not null comment 'user receiving the notice' references user (id),
+    notice_ids blob comment 'packed list of notice ids',
+
+    constraint primary key (user_id)
+
+) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
+
+create table conversation (
+    id integer auto_increment primary key comment 'unique identifier',
+    uri varchar(225) unique comment 'URI of the conversation',
+    created datetime not null comment 'date this record was created',
+    modified timestamp comment 'date this record was modified'
+) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
+
+-- stub entry to push the autoincrement past existing notice ids
+insert into conversation (id,created)
+    select max(id)+1, now() from notice;
+
+alter table user_group
+    add uri varchar(255) unique key comment 'universal identifier',
+    add mainpage varchar(255) comment 'page for group info to link to',
+    drop index nickname;
+
+create table local_group (
+
+   group_id integer primary key comment 'group represented' references user_group (id),
+   nickname varchar(64) unique key comment 'group represented',
+
+   created datetime not null comment 'date this record was created',
+   modified timestamp comment 'date this record was modified'
+
+) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
+
+insert into local_group (group_id, nickname, created)
+    select id, nickname, created from user_group;
+
 alter table file_to_post
     add index post_id_idx (post_id);
 
diff --git a/lib/apiaction.php b/lib/apiaction.php
index eef0ba637d..e4a1df3d19 100644
--- a/lib/apiaction.php
+++ b/lib/apiaction.php
@@ -86,7 +86,7 @@ class ApiAction extends Action
         $this->since_id = (int)$this->arg('since_id', 0);
 
         if ($this->arg('since')) {
-            $this->clientError(_("since parameter is disabled for performance; use since_id"), 403);
+            header('X-StatusNet-Warning: since parameter is disabled; use since_id');
         }
 
         return true;
diff --git a/plugins/OStatus/OStatusPlugin.php b/plugins/OStatus/OStatusPlugin.php
index ad4f613891..bdcaae366b 100644
--- a/plugins/OStatus/OStatusPlugin.php
+++ b/plugins/OStatus/OStatusPlugin.php
@@ -836,4 +836,17 @@ class OStatusPlugin extends Plugin
 
         return true;
     }
+
+    function onPluginVersion(&$versions)
+    {
+        $versions[] = array('name' => 'OStatus',
+                            'version' => STATUSNET_VERSION,
+                            'author' => 'Evan Prodromou, James Walker, Brion Vibber, Zach Copley',
+                            'homepage' => 'http://status.net/wiki/Plugin:OStatus',
+                            'rawdescription' =>
+                            _m('Follow people across social networks that implement '.
+                               '<a href="http://ostatus.org/">OStatus</a>.'));
+
+        return true;
+    }
 }
diff --git a/plugins/OStatus/actions/ostatusinit.php b/plugins/OStatus/actions/ostatusinit.php
index 1e45025b09..22aea9f709 100644
--- a/plugins/OStatus/actions/ostatusinit.php
+++ b/plugins/OStatus/actions/ostatusinit.php
@@ -186,7 +186,7 @@ class OStatusInitAction extends Action
                 $this->clientError("No such user.");
             }
         } else if ($this->group) {
-            $group = Local_group::staticGet('id', $this->group);
+            $group = Local_group::staticGet('nickname', $this->group);
             if ($group) {
                 return common_local_url('groupbyid', array('id' => $group->group_id));
             } else {
diff --git a/plugins/PubSubHubBub/PubSubHubBubPlugin.php b/plugins/PubSubHubBub/PubSubHubBubPlugin.php
deleted file mode 100644
index a880dc8666..0000000000
--- a/plugins/PubSubHubBub/PubSubHubBubPlugin.php
+++ /dev/null
@@ -1,285 +0,0 @@
-<?php
-/**
- * StatusNet, the distributed open-source microblogging tool
- *
- * Plugin to push RSS/Atom updates to a PubSubHubBub hub
- *
- * PHP version 5
- *
- * LICENCE: This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- * @category  Plugin
- * @package   StatusNet
- * @author    Craig Andrews <candrews@integralblue.com>
- * @copyright 2009 Craig Andrews http://candrews.integralblue.com
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link      http://status.net/
- */
-
-if (!defined('STATUSNET')) {
-    exit(1);
-}
-
-define('DEFAULT_HUB', 'http://pubsubhubbub.appspot.com');
-
-require_once INSTALLDIR.'/plugins/PubSubHubBub/publisher.php';
-
-/**
- * Plugin to provide publisher side of PubSubHubBub (PuSH)
- * relationship.
- *
- * PuSH is a real-time or near-real-time protocol for Atom
- * and RSS feeds. More information here:
- *
- * http://code.google.com/p/pubsubhubbub/
- *
- * To enable, add the following line to your config.php:
- *
- * addPlugin('PubSubHubBub');
- *
- * This will use the Google default hub. If you'd like to use
- * another, try:
- *
- * addPlugin('PubSubHubBub',
- *           array('hub' => 'http://yourhub.example.net/'));
- *
- * @category  Plugin
- * @package   StatusNet
- * @author    Craig Andrews <candrews@integralblue.com>
- * @copyright 2009 Craig Andrews http://candrews.integralblue.com
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
- * @link      http://status.net/
- */
-
-class PubSubHubBubPlugin extends Plugin
-{
-    /**
-     * URL of the hub to advertise and publish to.
-     */
-
-    public $hub = DEFAULT_HUB;
-
-    /**
-     * Default constructor.
-     */
-
-    function __construct()
-    {
-        parent::__construct();
-    }
-
-    /**
-     * Check if plugin should be active; may be mass-enabled.
-     * @return boolean
-     */
-
-    function enabled()
-    {
-        if (common_config('site', 'private')) {
-            // PuSH relies on public feeds
-            return false;
-        }
-        // @fixme check for being on a private network?
-        return true;
-    }
-
-    /**
-     * Hooks the StartApiAtom event
-     *
-     * Adds the necessary bits to advertise PubSubHubBub
-     * for the Atom feed.
-     *
-     * @param Action $action The API action being shown.
-     *
-     * @return boolean hook value
-     */
-
-    function onStartApiAtom($action)
-    {
-        if ($this->enabled()) {
-            $action->element('link', array('rel' => 'hub', 'href' => $this->hub), null);
-        }
-        return true;
-    }
-
-    /**
-     * Hooks the StartApiRss event
-     *
-     * Adds the necessary bits to advertise PubSubHubBub
-     * for the RSS 2.0 feeds.
-     *
-     * @param Action $action The API action being shown.
-     *
-     * @return boolean hook value
-     */
-
-    function onStartApiRss($action)
-    {
-        if ($this->enabled()) {
-            $action->element('atom:link', array('rel' => 'hub',
-                                                'href' => $this->hub),
-                             null);
-        }
-        return true;
-    }
-
-    /**
-     * Hook for a queued notice.
-     *
-     * When a notice has been queued, will ping the
-     * PuSH hub for each Atom and RSS feed in which
-     * the notice appears.
-     *
-     * @param Notice $notice The notice that's been queued
-     *
-     * @return boolean hook value
-     */
-
-    function onHandleQueuedNotice($notice)
-    {
-        if (!$this->enabled()) {
-            return false;
-        }
-        $publisher = new Publisher($this->hub);
-
-        $feeds = array();
-
-        //public timeline feeds
-        $feeds[] = common_local_url('ApiTimelinePublic', array('format' => 'rss'));
-        $feeds[] = common_local_url('ApiTimelinePublic', array('format' => 'atom'));
-
-        //author's own feeds
-        $user = User::staticGet('id', $notice->profile_id);
-
-        $feeds[] = common_local_url('ApiTimelineUser',
-                                    array('id' => $user->nickname,
-                                          'format' => 'rss'));
-        $feeds[] = common_local_url('ApiTimelineUser',
-                                    array('id' => $user->nickname,
-                                          'format' => 'atom'));
-
-        //tag feeds
-        $tag = new Notice_tag();
-
-        $tag->notice_id = $notice->id;
-        if ($tag->find()) {
-            while ($tag->fetch()) {
-                $feeds[] = common_local_url('ApiTimelineTag',
-                                            array('tag' => $tag->tag,
-                                                  'format' => 'rss'));
-                $feeds[] = common_local_url('ApiTimelineTag',
-                                            array('tag' => $tag->tag,
-                                                  'format' => 'atom'));
-            }
-        }
-
-        //group feeds
-        $group_inbox = new Group_inbox();
-
-        $group_inbox->notice_id = $notice->id;
-        if ($group_inbox->find()) {
-            while ($group_inbox->fetch()) {
-                $group = User_group::staticGet('id', $group_inbox->group_id);
-
-                $feeds[] = common_local_url('ApiTimelineGroup',
-                                            array('id' => $group->nickname,
-                                                  'format' => 'rss'));
-                $feeds[] = common_local_url('ApiTimelineGroup',
-                                            array('id' => $group->nickname,
-                                                  'format' => 'atom'));
-            }
-        }
-
-        //feed of each user that subscribes to the notice's author
-
-        $ni = $notice->whoGets();
-
-        foreach (array_keys($ni) as $user_id) {
-            $user = User::staticGet('id', $user_id);
-            if (empty($user)) {
-                continue;
-            }
-            $feeds[] = common_local_url('ApiTimelineFriends',
-                                        array('id' => $user->nickname,
-                                              'format' => 'rss'));
-            $feeds[] = common_local_url('ApiTimelineFriends',
-                                        array('id' => $user->nickname,
-                                              'format' => 'atom'));
-        }
-
-        $replies = $notice->getReplies();
-
-        //feed of user replied to
-        foreach ($replies as $recipient) {
-                $user = User::staticGet('id', $recipient);
-            if (!empty($user)) {
-                $feeds[] = common_local_url('ApiTimelineMentions',
-                                            array('id' => $user->nickname,
-                                                  'format' => 'rss'));
-                $feeds[] = common_local_url('ApiTimelineMentions',
-                                            array('id' => $user->nickname,
-                                                  'format' => 'atom'));
-            }
-        }
-        $feeds = array_unique($feeds);
-
-        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;
-    }
-
-    /**
-     * Provide version information
-     *
-     * Adds this plugin's version data to the global
-     * version array, for e.g. displaying on the version page.
-     *
-     * @param array &$versions array of array of versions
-     *
-     * @return boolean hook value
-     */
-
-    function onPluginVersion(&$versions)
-    {
-        $about = _m('The PubSubHubBub plugin pushes RSS/Atom updates '.
-                    'to a <a href = "'.
-                    'http://pubsubhubbub.googlecode.com/'.
-                    '">PubSubHubBub</a> hub.');
-        if (!$this->enabled()) {
-            $about = '<span class="disabled" style="color:gray">' . $about . '</span> ' .
-                     _m('(inactive on private site)');
-        }
-        $versions[] = array('name' => 'PubSubHubBub',
-                            'version' => STATUSNET_VERSION,
-                            'author' => 'Craig Andrews',
-                            'homepage' =>
-                            'http://status.net/wiki/Plugin:PubSubHubBub',
-                            'rawdescription' =>
-                            $about);
-
-        return true;
-    }
-}
diff --git a/plugins/PubSubHubBub/publisher.php b/plugins/PubSubHubBub/publisher.php
deleted file mode 100644
index f176a9b8a4..0000000000
--- a/plugins/PubSubHubBub/publisher.php
+++ /dev/null
@@ -1,86 +0,0 @@
-<?php
-
-// a PHP client library for pubsubhubbub
-// as defined at http://code.google.com/p/pubsubhubbub/
-// written by Josh Fraser | joshfraser.com | josh@eventvue.com
-// Released under Apache License 2.0
-
-class Publisher {
-    
-    protected $hub_url;
-    protected $last_response;
-    
-    // create a new Publisher
-    public function __construct($hub_url) {
-        
-        if (!isset($hub_url))
-            throw new Exception('Please specify a hub url');
-        
-        if (!preg_match("|^https?://|i",$hub_url)) 
-            throw new Exception('The specified hub url does not appear to be valid: '.$hub_url);
-            
-        $this->hub_url = $hub_url;
-    }
-
-    // accepts either a single url or an array of urls
-    public function publish_update($topic_urls, $http_function = false) {
-        if (!isset($topic_urls))
-            throw new Exception('Please specify a topic url');
-        
-        // check that we're working with an array
-        if (!is_array($topic_urls)) {
-            $topic_urls = array($topic_urls);
-        }
-        
-        // set the mode to publish
-        $post_string = "hub.mode=publish";
-        // loop through each topic url 
-        foreach ($topic_urls as $topic_url) {
-
-            // lightweight check that we're actually working w/ a valid url
-            if (!preg_match("|^https?://|i",$topic_url)) 
-                throw new Exception('The specified topic url does not appear to be valid: '.$topic_url);
-            
-            // append the topic url parameters
-            $post_string .= "&hub.url=".urlencode($topic_url);
-        }
-        
-        // make the http post request and return true/false
-        // easy to over-write to use your own http function
-        if ($http_function)
-            return $http_function($this->hub_url,$post_string);
-        else
-            return $this->http_post($this->hub_url,$post_string);
-    }
-
-    // returns any error message from the latest request
-    public function last_response() {
-        return $this->last_response;
-    }
-    
-    // default http function that uses curl to post to the hub endpoint
-    private function http_post($url, $post_string) {
-        
-        // add any additional curl options here
-        $options = array(CURLOPT_URL => $url,
-                         CURLOPT_POST => true,
-                         CURLOPT_POSTFIELDS => $post_string,
-                         CURLOPT_USERAGENT => "PubSubHubbub-Publisher-PHP/1.0");
-
-    	$ch = curl_init();
-    	curl_setopt_array($ch, $options);
-
-        $response = curl_exec($ch);
-        $this->last_response = $response;
-        $info = curl_getinfo($ch);
-
-        curl_close($ch);
-        
-        // all good
-        if ($info['http_code'] == 204) 
-            return true;
-        return false;	
-    }
-}
-
-?>
\ No newline at end of file