diff --git a/plugins/Realtime/README b/lib/modules/Realtime/README.md
similarity index 100%
rename from plugins/Realtime/README
rename to lib/modules/Realtime/README.md
diff --git a/plugins/Realtime/RealtimePlugin.php b/lib/modules/Realtime/RealtimePlugin.php
similarity index 67%
rename from plugins/Realtime/RealtimePlugin.php
rename to lib/modules/Realtime/RealtimePlugin.php
index cb228b2bff..386ec03fcd 100644
--- a/plugins/Realtime/RealtimePlugin.php
+++ b/lib/modules/Realtime/RealtimePlugin.php
@@ -1,35 +1,31 @@
 <?php
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social 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.
+//
+// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * StatusNet, the distributed open-source microblogging tool
- *
  * Superclass for plugins that do "real time" updates of timelines using Ajax
  *
- * 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
+ * @package   GNUsocial
  * @author    Evan Prodromou <evan@status.net>
  * @author    Mikael Nordfeldth <mmn@hethane.se>
- * @copyright 2009 StatusNet, Inc.
- * @copyright 2014 Free Software Foundation, Inc.
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link      http://status.net/
+ * @copyright 2009-2019 Free Software Foundation, Inc http://www.fsf.org
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 
-if (!defined('GNUSOCIAL')) { exit(1); }
+defined('GNUSOCIAL') || die();
 
 /**
  * Superclass for plugin to do realtime updates
@@ -37,13 +33,12 @@ if (!defined('GNUSOCIAL')) { exit(1); }
  * Based on experience with the Comet and Meteor plugins,
  * this superclass extracts out some of the common functionality
  *
- * Currently depends on Favorite plugin.
+ * Currently depends on the Favorite module.
  *
  * @category Plugin
- * @package  StatusNet
+ * @package  GNUsocial
  * @author   Evan Prodromou <evan@status.net>
- * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link     http://status.net/
+ * @license  https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 class RealtimePlugin extends Plugin
 {
@@ -53,15 +48,17 @@ class RealtimePlugin extends Plugin
      * When it's time to initialize the plugin, calculate and
      * pass the URLs we need.
      */
-    function onInitializePlugin()
+    public function onInitializePlugin()
     {
         // FIXME: need to find a better way to pass this pattern in
-        $this->showurl = common_local_url('shownotice',
-                                            array('notice' => '0000000000'));
+        $this->showurl = common_local_url(
+            'shownotice',
+            ['notice' => '0000000000']
+        );
         return true;
     }
 
-    function onCheckSchema()
+    public function onCheckSchema()
     {
         $schema = Schema::get();
         $schema->ensureTable('realtime_channel', Realtime_channel::schemaDef());
@@ -72,20 +69,25 @@ class RealtimePlugin extends Plugin
      * Hook for RouterInitialized event.
      *
      * @param URLMapper $m path-to-action mapper
-     * @return boolean hook return
+     * @return bool hook return
+     * @throws Exception
      */
     public function onRouterInitialized(URLMapper $m)
     {
-        $m->connect('main/channel/:channelkey/keepalive',
-                    ['action' => 'keepalivechannel'],
-                    ['channelkey' => '[a-z0-9]{32}']);
-        $m->connect('main/channel/:channelkey/close',
-                    ['action' => 'closechannel'],
-                    ['channelkey' => '[a-z0-9]{32}']);
+        $m->connect(
+            'main/channel/:channelkey/keepalive',
+            ['action' => 'keepalivechannel'],
+            ['channelkey' => '[a-z0-9]{32}']
+        );
+        $m->connect(
+            'main/channel/:channelkey/close',
+            ['action' => 'closechannel'],
+            ['channelkey' => '[a-z0-9]{32}']
+        );
         return true;
     }
 
-    function onEndShowScripts($action)
+    public function onEndShowScripts(Action $action)
     {
         $channel = $this->_getChannel($action);
 
@@ -93,7 +95,7 @@ class RealtimePlugin extends Plugin
             return true;
         }
 
-        $timeline = $this->_pathToChannel(array($channel->channel_key));
+        $timeline = $this->_pathToChannel([$channel->channel_key]);
 
         // If there's not a timeline on this page,
         // just return true
@@ -125,11 +127,10 @@ class RealtimePlugin extends Plugin
 
         if ($action->boolean('realtime')) {
             $realtimeUI = ' RealtimeUpdate.initPopupWindow();';
-        }
-        else {
+        } else {
             $pluginPath = common_path('plugins/Realtime/');
-            $keepalive = common_local_url('keepalivechannel', array('channelkey' => $channel->channel_key));
-            $close = common_local_url('closechannel', array('channelkey' => $channel->channel_key));
+            $keepalive = common_local_url('keepalivechannel', ['channelkey' => $channel->channel_key]);
+            $close = common_local_url('closechannel', ['channelkey' => $channel->channel_key]);
             $realtimeUI = ' RealtimeUpdate.initActions('.json_encode($url).', '.json_encode($timeline).', '.json_encode($pluginPath).', '.json_encode($keepalive).', '.json_encode($close).'); ';
         }
 
@@ -144,15 +145,17 @@ class RealtimePlugin extends Plugin
 
     public function onEndShowStylesheets(Action $action)
     {
-        $urlpath = self::staticPath(str_replace('Plugin','',__CLASS__),
-                                    'css/realtimeupdate.css');
+        $urlpath = self::staticPath(
+            str_replace('Plugin', '', __CLASS__),
+            'css/realtimeupdate.css'
+        );
         $action->cssLink($urlpath, null, 'screen, projection, tv');
         return true;
     }
 
     public function onHandleQueuedNotice(Notice $notice)
     {
-        $paths = array();
+        $paths = [];
 
         // Add to the author's timeline
 
@@ -165,7 +168,7 @@ class RealtimePlugin extends Plugin
 
         try {
             $user = $profile->getUser();
-            $paths[] = array('showstream', $user->nickname, null);
+            $paths[] = ['showstream', $user->nickname, null];
         } catch (NoSuchUserException $e) {
             // We really should handle the remote profile views too
             $user = null;
@@ -176,7 +179,7 @@ class RealtimePlugin extends Plugin
         $is_local = intval($notice->is_local);
         if ($is_local === Notice::LOCAL_PUBLIC ||
                 ($is_local === Notice::REMOTE && !common_config('public', 'localonly'))) {
-            $paths[] = array('public', null, null);
+            $paths[] = ['public', null, null];
         }
 
         // Add to the tags timeline
@@ -185,7 +188,7 @@ class RealtimePlugin extends Plugin
 
         if (!empty($tags)) {
             foreach ($tags as $tag) {
-                $paths[] = array('tag', $tag, null);
+                $paths[] = ['tag', $tag, null];
             }
         }
 
@@ -196,7 +199,7 @@ class RealtimePlugin extends Plugin
 
         foreach (array_keys($ni) as $user_id) {
             $user = User::getKV('id', $user_id);
-            $paths[] = array('all', $user->nickname, null);
+            $paths[] = ['all', $user->getNickname(), null];
         }
 
         // Add to the replies timeline
@@ -208,7 +211,7 @@ class RealtimePlugin extends Plugin
             while ($reply->fetch()) {
                 $user = User::getKV('id', $reply->profile_id);
                 if (!empty($user)) {
-                    $paths[] = array('replies', $user->nickname, null);
+                    $paths[] = ['replies', $user->getNickname(), null];
                 }
             }
         }
@@ -222,12 +225,11 @@ class RealtimePlugin extends Plugin
         if ($gi->find()) {
             while ($gi->fetch()) {
                 $ug = User_group::getKV('id', $gi->group_id);
-                $paths[] = array('showgroup', $ug->nickname, null);
+                $paths[] = ['showgroup', $ug->getNickname(), null];
             }
         }
 
         if (count($paths) > 0) {
-
             $json = $this->noticeAsJson($notice);
 
             $this->_connect();
@@ -236,13 +238,14 @@ class RealtimePlugin extends Plugin
             // new queue item for each path
 
             foreach ($paths as $path) {
-
                 list($action, $arg1, $arg2) = $path;
 
                 $channels = Realtime_channel::getAllChannels($action, $arg1, $arg2);
-                $this->log(LOG_INFO, sprintf(_("%d candidate channels for notice %d"),
-                                             count($channels), 
-                                             $notice->id));
+                $this->log(LOG_INFO, sprintf(
+                    _("%d candidate channels for notice %d"),
+                    count($channels),
+                    $notice->id
+                ));
 
                 foreach ($channels as $channel) {
 
@@ -255,14 +258,18 @@ class RealtimePlugin extends Plugin
                         $profile = Profile::getKV('id', $channel->user_id);
                     }
                     if ($notice->inScope($profile)) {
-                        $this->log(LOG_INFO, 
-                                   sprintf(_("Delivering notice %d to channel (%s, %s, %s) for user '%s'"),
-                                           $notice->id,
-                                           $channel->action,
-                                           $channel->arg1,
-                                           $channel->arg2,
-                                           ($profile) ? ($profile->nickname) : "<public>"));
-                        $timeline = $this->_pathToChannel(array($channel->channel_key));
+                        $this->log(
+                            LOG_INFO,
+                            sprintf(
+                                _m("Delivering notice %d to channel (%s, %s, %s) for user '%s'"),
+                                $notice->id,
+                                $channel->action,
+                                $channel->arg1,
+                                $channel->arg2,
+                                ($profile ? $profile->getNickname() : '<public>')
+                            )
+                        );
+                        $timeline = $this->_pathToChannel([$channel->channel_key]);
                         $this->_publish($timeline, $json);
                     }
                 }
@@ -274,18 +281,23 @@ class RealtimePlugin extends Plugin
         return true;
     }
 
-    function onStartShowBody($action)
+    public function onStartShowBody(Action $action)
     {
         $realtime = $action->boolean('realtime');
         if (!$realtime) {
             return true;
         }
 
-        $action->elementStart('body',
-                              (common_current_user()) ? array('id' => $action->trimmed('action'),
-                                                              'class' => 'user_in realtime-popup')
-                              : array('id' => $action->trimmed('action'),
-                                      'class'=> 'realtime-popup'));
+        $action->elementStart(
+            'body',
+            (common_current_user() ? [
+                'id' => $action->trimmed('action'),
+                'class' => 'user_in realtime-popup',
+            ] : [
+                'id' => $action->trimmed('action'),
+                'class'=> 'realtime-popup',
+            ])
+        );
 
         // XXX hack to deal with JS that tries to get the
         // root url from page output
@@ -294,14 +306,17 @@ class RealtimePlugin extends Plugin
 
         if (common_config('singleuser', 'enabled')) {
             $user = User::singleUser();
-            $url = common_local_url('showstream', array('nickname' => $user->nickname));
+            $url = common_local_url('showstream', ['nickname' => $user->nickname]);
         } else {
             $url = common_local_url('public');
         }
 
-        $action->element('a', array('class' => 'url',
-                                    'href' => $url),
-                         '');
+        $action->element(
+            'a',
+            ['class' => 'url',
+             'href'  => $url],
+            ''
+        );
 
         $action->elementEnd('address');
 
@@ -311,7 +326,7 @@ class RealtimePlugin extends Plugin
         return false; // No default processing
     }
 
-    function noticeAsJson(Notice $notice)
+    public function noticeAsJson(Notice $notice)
     {
         // FIXME: this code should be abstracted to a neutral third
         // party, like Notice::asJson(). I'm not sure of the ethics
@@ -347,7 +362,7 @@ class RealtimePlugin extends Plugin
         return $arr;
     }
 
-    function getNoticeTags(Notice $notice)
+    public function getNoticeTags(Notice $notice)
     {
         $tags = null;
 
@@ -355,7 +370,7 @@ class RealtimePlugin extends Plugin
         $nt->notice_id = $notice->id;
 
         if ($nt->find()) {
-            $tags = array();
+            $tags = [];
             while ($nt->fetch()) {
                 $tags[] = $nt->tag;
             }
@@ -367,11 +382,13 @@ class RealtimePlugin extends Plugin
         return $tags;
     }
 
-    function _getScripts()
+    public function _getScripts(): array
     {
-        $urlpath = self::staticPath(str_replace('Plugin','',__CLASS__),
-                                    'js/realtimeupdate.js');
-        return array($urlpath);
+        $urlpath = self::staticPath(
+            str_replace('Plugin', '', __CLASS__),
+            'js/realtimeupdate.js'
+        );
+        return [$urlpath];
     }
 
     /**
@@ -380,9 +397,10 @@ class RealtimePlugin extends Plugin
      * @param Action $action
      * @param array $messages
      *
-     * @return boolean hook return value
+     * @return bool hook return value
+     * @throws Exception
      */
-    function onEndScriptMessages($action, &$messages)
+    public function onEndScriptMessages(Action $action, array &$messages)
     {
         // TRANS: Text label for realtime view "play" button, usually replaced by an icon.
         $messages['realtime_play'] = _m('BUTTON', 'Play');
@@ -400,40 +418,40 @@ class RealtimePlugin extends Plugin
         return true;
     }
 
-    function _updateInitialize($timeline, $user_id)
+    public function _updateInitialize($timeline, int $user_id)
     {
         return "RealtimeUpdate.init($user_id, \"$this->showurl\"); ";
     }
 
-    function _connect()
+    public function _connect()
     {
     }
 
-    function _publish($timeline, $json)
+    public function _publish($timeline, $json)
     {
     }
 
-    function _disconnect()
+    public function _disconnect()
     {
     }
 
-    function _pathToChannel($path)
+    public function _pathToChannel(array $path): string
     {
         return '';
     }
 
 
-    function _getTimeline($action)
+    public function _getTimeline(Action $action)
     {
         $channel = $this->_getChannel($action);
         if (empty($channel)) {
             return null;
         }
 
-        return $this->_pathToChannel(array($channel->channel_key));
+        return $this->_pathToChannel([$channel->channel_key]);
     }
 
-    function _getChannel($action)
+    public function _getChannel(Action $action)
     {
         $timeline = null;
         $arg1     = null;
@@ -478,15 +496,17 @@ class RealtimePlugin extends Plugin
 
         $user_id = (!empty($user)) ? $user->id : null;
 
-        $channel = Realtime_channel::getChannel($user_id,
-                                                $action_name,
-                                                $arg1,
-                                                $arg2);
+        $channel = Realtime_channel::getChannel(
+            $user_id,
+            $action_name,
+            $arg1,
+            $arg2
+        );
 
         return $channel;
     }
 
-    function onStartReadWriteTables(&$alwaysRW, &$rwdb)
+    public function onStartReadWriteTables(&$alwaysRW, &$rwdb)
     {
         $alwaysRW[] = 'realtime_channel';
         return true;
diff --git a/plugins/Realtime/actions/closechannel.php b/lib/modules/Realtime/actions/closechannel.php
similarity index 53%
rename from plugins/Realtime/actions/closechannel.php
rename to lib/modules/Realtime/actions/closechannel.php
index d9a9df60a2..dd4a87bc45 100644
--- a/plugins/Realtime/actions/closechannel.php
+++ b/lib/modules/Realtime/actions/closechannel.php
@@ -1,48 +1,38 @@
 <?php
-/**
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2011, StatusNet, Inc.
- *
- * action to close a channel
- *
- * PHP version 5
- *
- * 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  Realtime
- * @package   StatusNet
- * @author    Evan Prodromou <evan@status.net>
- * @copyright 2011 StatusNet, Inc.
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
- * @link      http://status.net/
- */
-
-if (!defined('STATUSNET')) {
-    // This check helps protect against security problems;
-    // your code file can't be executed directly from the web.
-    exit(1);
-}
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social 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.
+//
+// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
  * Action to close a channel
  *
  * @category  Realtime
- * @package   StatusNet
+ * @package   GNUsocial
  * @author    Evan Prodromou <evan@status.net>
- * @copyright 2011 StatusNet, Inc.
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
- * @link      http://status.net/
+ * @copyright 2011-2019 Free Software Foundation, Inc http://www.fsf.org
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
+ */
+
+defined('GNUSOCIAL') || die();
+
+/**
+ * Action to close a channel
+ *
+ * @category  Realtime
+ * @package   GNUsocial
+ * @author    Evan Prodromou <evan@status.net>
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 class ClosechannelAction extends Action
 {
@@ -57,7 +47,7 @@ class ClosechannelAction extends Action
      * @return boolean true
      * @throws ClientException
      */
-    function prepare(array $args = [])
+    public function prepare(array $args = [])
     {
         parent::prepare($args);
 
@@ -88,7 +78,7 @@ class ClosechannelAction extends Action
      *
      * @return void
      */
-    function handle()
+    public function handle(): void
     {
         $this->channel->decrement();
 
@@ -104,9 +94,9 @@ class ClosechannelAction extends Action
      *
      * @param array $args other arguments
      *
-     * @return boolean is read only action?
+     * @return bool is read only action?
      */
-    function isReadOnly($args)
+    public function isReadOnly($args): bool
     {
         return false;
     }
diff --git a/plugins/Realtime/actions/keepalivechannel.php b/lib/modules/Realtime/actions/keepalivechannel.php
similarity index 93%
rename from plugins/Realtime/actions/keepalivechannel.php
rename to lib/modules/Realtime/actions/keepalivechannel.php
index a2a4301d43..0a397beec3 100644
--- a/plugins/Realtime/actions/keepalivechannel.php
+++ b/lib/modules/Realtime/actions/keepalivechannel.php
@@ -54,10 +54,10 @@ class KeepalivechannelAction extends Action
      *
      * @param array $args misc. arguments
      *
-     * @return boolean true
+     * @return bool true
      * @throws ClientException
      */
-    function prepare(array $args = [])
+    public function prepare(array $args = []): bool
     {
         parent::prepare($args);
 
@@ -88,7 +88,7 @@ class KeepalivechannelAction extends Action
      *
      * @return void
      */
-    function handle()
+    public function handle(): void
     {
         $this->channel->touch();
 
@@ -104,9 +104,9 @@ class KeepalivechannelAction extends Action
      *
      * @param array $args other arguments
      *
-     * @return boolean is read only action?
+     * @return bool is read only action?
      */
-    function isReadOnly($args)
+    public function isReadOnly($args): bool
     {
         return false;
     }
diff --git a/plugins/Realtime/classes/Realtime_channel.php b/lib/modules/Realtime/classes/Realtime_channel.php
similarity index 61%
rename from plugins/Realtime/classes/Realtime_channel.php
rename to lib/modules/Realtime/classes/Realtime_channel.php
index e8431d0728..723fd5011f 100644
--- a/plugins/Realtime/classes/Realtime_channel.php
+++ b/lib/modules/Realtime/classes/Realtime_channel.php
@@ -23,7 +23,7 @@
  * @category  Realtime
  * @package   GNUsocial
  * @author    Evan Prodromou <evan@status.net>
- * @copyright 2011 StatusNet, Inc.
+ * @copyright 2011-2019 Free Software Foundation, Inc http://www.fsf.org
  * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 
@@ -32,10 +32,9 @@ defined('GNUSOCIAL') || die();
 /**
  * A channel for real-time browser data
  *
- * @copyright 2011 StatusNet, Inc.
  * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  *
- * @see      DB_DataObject
+ * @see       DB_DataObject
  */
 class Realtime_channel extends Managed_DataObject
 {
@@ -57,64 +56,64 @@ class Realtime_channel extends Managed_DataObject
      */
     public static function schemaDef()
     {
-        return array(
+        return [
             'description' => 'A channel of realtime notice data',
-            'fields' => array(
-                'user_id' => array('type' => 'int',
-                                   'not null' => false,
-                                   'description' => 'user viewing page; can be null'),
-                'action' => array('type' => 'varchar',
-                                  'length' => 191,
-                                  'not null' => true,
-                                  'description' => 'page being viewed'),
-                'arg1' => array('type' => 'varchar',
-                                'length' => 191,
-                                'not null' => false,
-                                'description' => 'page argument, like username or tag'),
-                'arg2' => array('type' => 'varchar',
-                                'length' => 191,
-                                'not null' => false,
-                                'description' => 'second page argument, like tag for showstream'),
-                'channel_key' => array('type' => 'varchar',
-                               'length' => 32,
-                               'not null' => true,
-                               'description' => 'shared secret key for this channel'),
-                'audience' => array('type' => 'int',
-                                    'not null' => true,
-                                    'default' => 0,
-                                    'description' => 'reference count'),
-                'created' => array('type' => 'datetime',
-                                   'not null' => true,
-                                   'description' => 'date this record was created'),
-                'modified' => array('type' => 'datetime',
-                                    'not null' => true,
-                                    'description' => 'date this record was modified'),
-            ),
-            'primary key' => array('channel_key'),
-            'unique keys' => array('realtime_channel_user_page_idx' => array('user_id', 'action', 'arg1', 'arg2')),
-            'foreign keys' => array(
-                'realtime_channel_user_id_fkey' => array('user', array('user_id' => 'id')),
-            ),
-            'indexes' => array(
-                'realtime_channel_modified_idx' => array('modified'),
-                'realtime_channel_page_idx' => array('action', 'arg1', 'arg2')
-            ),
-        );
+            'fields' => [
+                'user_id' => ['type' => 'int',
+                    'not null' => false,
+                    'description' => 'user viewing page; can be null'],
+                'action' => ['type' => 'varchar',
+                    'length' => 191,
+                    'not null' => true,
+                    'description' => 'page being viewed'],
+                'arg1' => ['type' => 'varchar',
+                    'length' => 191,
+                    'not null' => false,
+                    'description' => 'page argument, like username or tag'],
+                'arg2' => ['type' => 'varchar',
+                    'length' => 191,
+                    'not null' => false,
+                    'description' => 'second page argument, like tag for showstream'],
+                'channel_key' => ['type' => 'varchar',
+                    'length' => 32,
+                    'not null' => true,
+                    'description' => 'shared secret key for this channel'],
+                'audience' => ['type' => 'int',
+                    'not null' => true,
+                    'default' => 0,
+                    'description' => 'reference count'],
+                'created' => ['type' => 'datetime',
+                    'not null' => true,
+                    'description' => 'date this record was created'],
+                'modified' => ['type' => 'datetime',
+                    'not null' => true,
+                    'description' => 'date this record was modified'],
+            ],
+            'primary key' => ['channel_key'],
+            'unique keys' => ['realtime_channel_user_page_idx' => ['user_id', 'action', 'arg1', 'arg2']],
+            'foreign keys' => [
+                'realtime_channel_user_id_fkey' => ['user', ['user_id' => 'id']],
+            ],
+            'indexes' => [
+                'realtime_channel_modified_idx' => ['modified'],
+                'realtime_channel_page_idx' => ['action', 'arg1', 'arg2']
+            ],
+        ];
     }
 
-    public static function saveNew($user_id, $action, $arg1, $arg2)
+    public static function saveNew(int $user_id, Action $action, $arg1, $arg2): Realtime_channel
     {
         $channel = new Realtime_channel();
 
         $channel->user_id = $user_id;
-        $channel->action  = $action;
-        $channel->arg1    = $arg1;
-        $channel->arg2    = $arg2;
-        $channel->audience  = 1;
+        $channel->action = $action;
+        $channel->arg1 = $arg1;
+        $channel->arg2 = $arg2;
+        $channel->audience = 1;
 
         $channel->channel_key = common_random_hexstr(16); // 128-bit key, 32 hex chars
 
-        $channel->created  = common_sql_now();
+        $channel->created = common_sql_now();
         $channel->modified = $channel->created;
 
         $channel->insert();
@@ -122,7 +121,7 @@ class Realtime_channel extends Managed_DataObject
         return $channel;
     }
 
-    public static function getChannel($user_id, $action, $arg1, $arg2)
+    public static function getChannel(int $user_id, Action $action, $arg1, $arg2): Realtime_channel
     {
         $channel = self::fetchChannel($user_id, $action, $arg1, $arg2);
 
@@ -143,7 +142,7 @@ class Realtime_channel extends Managed_DataObject
         return $channel;
     }
 
-    public static function getAllChannels($action, $arg1, $arg2)
+    public static function getAllChannels(Action $action, $arg1, $arg2): array
     {
         $channel = new Realtime_channel();
 
@@ -172,7 +171,7 @@ class Realtime_channel extends Managed_DataObject
         return $channels;
     }
 
-    public static function fetchChannel($user_id, $action, $arg1, $arg2)
+    public static function fetchChannel(int $user_id, Action $action, $arg1, $arg2): ?Realtime_channel
     {
         $channel = new Realtime_channel();
 
@@ -204,7 +203,7 @@ class Realtime_channel extends Managed_DataObject
         }
     }
 
-    public function increment()
+    public function increment(): void
     {
         // XXX: race
         $orig = clone($this);
@@ -213,7 +212,7 @@ class Realtime_channel extends Managed_DataObject
         $this->update($orig);
     }
 
-    public function touch()
+    public function touch(): void
     {
         // XXX: race
         $orig = clone($this);
@@ -221,7 +220,7 @@ class Realtime_channel extends Managed_DataObject
         $this->update($orig);
     }
 
-    public function decrement()
+    public function decrement(): void
     {
         // XXX: race
         if ($this->audience == 1) {
diff --git a/plugins/Realtime/locale/Realtime.pot b/lib/modules/Realtime/locale/Realtime.pot
similarity index 100%
rename from plugins/Realtime/locale/Realtime.pot
rename to lib/modules/Realtime/locale/Realtime.pot
diff --git a/plugins/Realtime/locale/af/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/af/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/af/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/af/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ar/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ar/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ar/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ar/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/arz/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/arz/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/arz/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/arz/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ast/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ast/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ast/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ast/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/be-tarask/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/be-tarask/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/be-tarask/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/be-tarask/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/bg/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/bg/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/bg/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/bg/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/bn_IN/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/bn_IN/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/bn_IN/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/bn_IN/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/br/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/br/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/br/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/br/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ca/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ca/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ca/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ca/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/cs/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/cs/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/cs/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/cs/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/da/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/da/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/da/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/da/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/de/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/de/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/de/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/de/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/el/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/el/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/el/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/el/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/en_GB/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/en_GB/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/en_GB/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/en_GB/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/eo/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/eo/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/eo/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/eo/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/es/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/es/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/es/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/es/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/eu/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/eu/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/eu/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/eu/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/fa/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/fa/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/fa/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/fa/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/fi/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/fi/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/fi/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/fi/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/fr/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/fr/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/fr/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/fr/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/fur/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/fur/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/fur/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/fur/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/gl/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/gl/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/gl/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/gl/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/he/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/he/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/he/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/he/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/hsb/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/hsb/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/hsb/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/hsb/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/hu/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/hu/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/hu/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/hu/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/hy_AM/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/hy_AM/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/hy_AM/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/hy_AM/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ia/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ia/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ia/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ia/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/id/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/id/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/id/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/id/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/io/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/io/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/io/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/io/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/is/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/is/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/is/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/is/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/it/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/it/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/it/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/it/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ja/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ja/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ja/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ja/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ka/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ka/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ka/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ka/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ko/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ko/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ko/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ko/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ksh/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ksh/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ksh/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ksh/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/lb/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/lb/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/lb/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/lb/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/lt/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/lt/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/lt/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/lt/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/lv/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/lv/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/lv/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/lv/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/mg/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/mg/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/mg/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/mg/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/mk/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/mk/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/mk/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/mk/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ml/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ml/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ml/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ml/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ms/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ms/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ms/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ms/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/my/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/my/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/my/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/my/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/nb/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/nb/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/nb/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/nb/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ne/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ne/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ne/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ne/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/nl/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/nl/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/nl/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/nl/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/nn/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/nn/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/nn/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/nn/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/pl/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/pl/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/pl/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/pl/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/pt/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/pt/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/pt/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/pt/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/pt_BR/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/pt_BR/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/pt_BR/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/pt_BR/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ro_RO/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ro_RO/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ro_RO/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ro_RO/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ru/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ru/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ru/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ru/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/sl/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/sl/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/sl/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/sl/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/sr-ec/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/sr-ec/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/sr-ec/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/sr-ec/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/sv/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/sv/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/sv/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/sv/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ta/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ta/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ta/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ta/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/te/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/te/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/te/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/te/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/tl/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/tl/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/tl/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/tl/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/tr/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/tr/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/tr/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/tr/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/uk/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/uk/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/uk/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/uk/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/ur_PK/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/ur_PK/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/ur_PK/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/ur_PK/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/vi/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/vi/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/vi/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/vi/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/zh/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/zh/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/zh/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/zh/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/zh_CN/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/zh_CN/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/zh_CN/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/zh_CN/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/locale/zh_TW/LC_MESSAGES/Realtime.po b/lib/modules/Realtime/locale/zh_TW/LC_MESSAGES/Realtime.po
similarity index 100%
rename from plugins/Realtime/locale/zh_TW/LC_MESSAGES/Realtime.po
rename to lib/modules/Realtime/locale/zh_TW/LC_MESSAGES/Realtime.po
diff --git a/plugins/Realtime/scripts/cleanupchannels.php b/lib/modules/Realtime/scripts/cleanupchannels.php
similarity index 95%
rename from plugins/Realtime/scripts/cleanupchannels.php
rename to lib/modules/Realtime/scripts/cleanupchannels.php
index 3cdc4aed7d..51c65982a7 100755
--- a/plugins/Realtime/scripts/cleanupchannels.php
+++ b/lib/modules/Realtime/scripts/cleanupchannels.php
@@ -20,7 +20,7 @@
  *
  * @package   Realtime
  * @author    Mikael Nordfeldth <mmn@hethane.se>
- * @copyright 2011 StatusNet, Inc.
+ * @copyright 2011-2019 Free Software Foundation, Inc http://www.fsf.org
  * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 
@@ -28,7 +28,7 @@ define('INSTALLDIR', dirname(__DIR__, 3));
 define('PUBLICDIR', INSTALLDIR . DIRECTORY_SEPARATOR . 'public');
 
 $shortoptions = 'u';
-$longoptions = array('universe');
+$longoptions = ['universe'];
 
 $helptext = <<<END_OF_CLEANUPCHANNELS_HELP
 cleanupchannels.php [options]
diff --git a/modules/TheFreeNetwork/TheFreeNetworkModule.php b/modules/TheFreeNetwork/TheFreeNetworkModule.php
index 964cb5d7ed..6ae501ad3f 100644
--- a/modules/TheFreeNetwork/TheFreeNetworkModule.php
+++ b/modules/TheFreeNetwork/TheFreeNetworkModule.php
@@ -26,6 +26,17 @@
 
 defined('GNUSOCIAL') || die();
 
+/**
+ * Class TheFreeNetworkModule
+ * This module ensures that multiple protocols serving the same purpose won't result in duplicated data.
+ * This class is not to be extended but a developer implementing a new protocol should be aware of it and notify the
+ * StartTFNCensus event.
+ *
+ * @category  Module
+ * @package   GNUsocial
+ * @author    Bruno Casteleiro <brunoccast@fc.up.pt>
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
+ */
 class TheFreeNetworkModule extends Module
 {
     const MODULE_VERSION = '0.1.0alpha0';
diff --git a/plugins/ActivityPub/ActivityPubPlugin.php b/plugins/ActivityPub/ActivityPubPlugin.php
index 6d5e6fc652..9c48278f84 100644
--- a/plugins/ActivityPub/ActivityPubPlugin.php
+++ b/plugins/ActivityPub/ActivityPubPlugin.php
@@ -46,6 +46,8 @@ const ACTIVITYPUB_HTTP_CLIENT_HEADERS = [
 ];
 
 /**
+ * Adds ActivityPub support to GNU social when enabled
+ *
  * @category  Plugin
  * @package   GNUsocial
  * @author    Diogo Cordeiro <diogo@fc.up.pt>
diff --git a/plugins/Comet/CometPlugin.php b/plugins/Comet/CometPlugin.php
index 3ebb0d97de..0a6e19b368 100644
--- a/plugins/Comet/CometPlugin.php
+++ b/plugins/Comet/CometPlugin.php
@@ -31,7 +31,7 @@ if (!defined('GNUSOCIAL') && !defined('STATUSNET')) {
     exit(1);
 }
 
-require_once INSTALLDIR.'/plugins/Realtime/RealtimePlugin.php';
+require_once INSTALLDIR . DIRECTORY_SEPARATOR . 'lib/modules/Realtime/RealtimePlugin.php';
 
 /**
  * Plugin to do realtime updates using Comet
@@ -52,8 +52,12 @@ class CometPlugin extends RealtimePlugin
     public $prefix   = null;
     protected $bay   = null;
 
-    function __construct($server=null, $username=null, $password=null, $prefix=null)
-    {
+    public function __construct(
+        ?string $server = null,
+        ?string $username = null,
+        ?string $password = null,
+        ?string $prefix = null
+    ) {
         $this->server   = $server;
         $this->username = $username;
         $this->password = $password;
@@ -62,11 +66,11 @@ class CometPlugin extends RealtimePlugin
         parent::__construct();
     }
 
-    function _getScripts()
+    public function _getScripts(): array
     {
         $scripts = parent::_getScripts();
 
-        $ours = array('js/jquery.comet.js', 'js/cometupdate.js');
+        $ours = ['js/jquery.comet.js', 'js/cometupdate.js'];
 
         foreach ($ours as $script) {
             $scripts[] = $this->path($script);
@@ -75,30 +79,30 @@ class CometPlugin extends RealtimePlugin
         return $scripts;
     }
 
-    function _updateInitialize($timeline, $user_id)
+    public function _updateInitialize($timeline, int $user_id)
     {
         $script = parent::_updateInitialize($timeline, $user_id);
         return $script." CometUpdate.init(\"$this->server\", \"$timeline\", $user_id, \"$this->replyurl\", \"$this->favorurl\", \"$this->deleteurl\");";
     }
 
-    function _connect()
+    public function _connect(): void
     {
-        require_once INSTALLDIR.'/plugins/Comet/extlib/Bayeux/Bayeux.class.php';
+        require_once __DIR__. DIRECTORY_SEPARATOR . 'extlib/Bayeux/Bayeux.class.php';
         // Bayeux? Comet? Huh? These terms confuse me
         $this->bay = new Bayeux($this->server, $this->user, $this->password);
     }
 
-    function _publish($timeline, $json)
+    public function _publish($timeline, $json): void
     {
         $this->bay->publish($timeline, $json);
     }
 
-    function _disconnect()
+    public function _disconnect(): void
     {
         unset($this->bay);
     }
 
-    function _pathToChannel($path)
+    public function _pathToChannel(array $path): string
     {
         if (!empty($this->prefix)) {
             array_unshift($path, $this->prefix);
@@ -108,14 +112,16 @@ class CometPlugin extends RealtimePlugin
 
     public function onPluginVersion(array &$versions): bool
     {
-        $versions[] = array('name' => 'Comet',
-                            'version' => self::PLUGIN_VERSION,
-                            'author' => 'Evan Prodromou',
-                            'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/Comet',
-                            'rawdescription' =>
-                            // TRANS: Plugin description message. Bayeux is a protocol for transporting asynchronous messages
-                            // TRANS: and Comet is a web application model.
-                            _m('Plugin to make updates using Comet and Bayeux.'));
+        $versions[] = [
+            'name' => 'Comet',
+            'version' => self::PLUGIN_VERSION,
+            'author' => 'Evan Prodromou',
+            'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/Comet',
+            'rawdescription' =>
+            // TRANS: Plugin description message. Bayeux is a protocol for transporting asynchronous messages
+            // TRANS: and Comet is a web application model.
+            _m('Plugin to make updates using Comet and Bayeux.')
+        ];
         return true;
     }
 }
diff --git a/plugins/Comet/README b/plugins/Comet/README.md
similarity index 100%
rename from plugins/Comet/README
rename to plugins/Comet/README.md
diff --git a/plugins/Comet/extlib/Bayeux/Bayeux.class.php b/plugins/Comet/extlib/Bayeux/Bayeux.class.php
index 4fe8600f84..99dbceed5a 100644
--- a/plugins/Comet/extlib/Bayeux/Bayeux.class.php
+++ b/plugins/Comet/extlib/Bayeux/Bayeux.class.php
@@ -30,36 +30,36 @@ class Bayeux
 
     public $sUrl = '';
 
-    function __construct($sUrl, $sUser='', $sPassword='')
+    public function __construct($sUrl, $sUser='', $sPassword='')
     {
         $this->sUrl = $sUrl;
 
         $this->oCurl = curl_init();
 
-        $aHeaders = array();
+        $aHeaders = [];
         $aHeaders[] = 'Connection: Keep-Alive';
 
         curl_setopt($this->oCurl, CURLOPT_URL, $sUrl);
         curl_setopt($this->oCurl, CURLOPT_HTTPHEADER, $aHeaders);
         curl_setopt($this->oCurl, CURLOPT_HEADER, 0);
         curl_setopt($this->oCurl, CURLOPT_POST, 1);
-        curl_setopt($this->oCurl, CURLOPT_RETURNTRANSFER,1);
+        curl_setopt($this->oCurl, CURLOPT_RETURNTRANSFER, 1);
 
         if (!is_null($sUser) && mb_strlen($sUser) > 0) {
-            curl_setopt($this->oCurl, CURLOPT_USERPWD,"$sUser:$sPassword");
+            curl_setopt($this->oCurl, CURLOPT_USERPWD, "$sUser:$sPassword");
         }
 
         $this->handShake();
     }
 
-    function __destruct()
+    public function __destruct()
     {
         $this->disconnect();
     }
 
-    function handShake()
+    public function handShake()
     {
-        $msgHandshake = array();
+        $msgHandshake = [];
         $msgHandshake['channel'] = '/meta/handshake';
         $msgHandshake['version'] = "1.0";
         $msgHandshake['minimumVersion'] = "0.9";
@@ -70,8 +70,9 @@ class Bayeux
 
         $data = curl_exec($this->oCurl);
 
-        if(curl_errno($this->oCurl))
-          die("Error: " . curl_error($this->oCurl));
+        if (curl_errno($this->oCurl)) {
+            die("Error: " . curl_error($this->oCurl));
+        }
 
         $oReturn = json_decode($data);
 
@@ -81,8 +82,7 @@ class Bayeux
 
         $bSuccessful = ($oReturn->successful) ? true : false;
 
-        if($bSuccessful)
-        {
+        if ($bSuccessful) {
             $this->clientId = $oReturn->clientId;
 
             $this->connect();
@@ -101,9 +101,9 @@ class Bayeux
         $data = curl_exec($this->oCurl);
     }
 
-    function disconnect()
+    public function disconnect()
     {
-        $msgHandshake = array();
+        $msgHandshake = [];
         $msgHandshake['channel'] = '/meta/disconnect';
         $msgHandshake['id'] = $this->nNextId++;
         $msgHandshake['clientId'] = $this->clientId;
@@ -115,10 +115,11 @@ class Bayeux
 
     public function publish($sChannel, $oData)
     {
-        if(!$sChannel || !$oData)
-          return;
+        if (!$sChannel || !$oData) {
+            return;
+        }
 
-        $aMsg = array();
+        $aMsg = [];
 
         $aMsg['channel'] = $sChannel;
         $aMsg['id'] = $this->nNextId++;
diff --git a/plugins/Meteor/MeteorPlugin.php b/plugins/Meteor/MeteorPlugin.php
index a374a76c94..3dab95885d 100644
--- a/plugins/Meteor/MeteorPlugin.php
+++ b/plugins/Meteor/MeteorPlugin.php
@@ -1,46 +1,40 @@
 <?php
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social 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.
+//
+// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
- * StatusNet, the distributed open-source microblogging tool
- *
  * Plugin to do "real time" updates using Meteor
  *
- * 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
+ * @package   GNUsocial
  * @author    Evan Prodromou <evan@status.net>
- * @copyright 2009 StatusNet, Inc.
- * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link      http://status.net/
+ * @copyright 2010-2019 Free Software Foundation, Inc http://www.fsf.org
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 
-if (!defined('GNUSOCIAL') && !defined('STATUSNET')) {
-    exit(1);
-}
+defined('GNUSOCIAL') || die();
 
-require_once INSTALLDIR.'/plugins/Realtime/RealtimePlugin.php';
+require_once INSTALLDIR . DIRECTORY_SEPARATOR . 'lib/modules/Realtime/RealtimePlugin.php';
 
 /**
  * Plugin to do realtime updates using Meteor
  *
- * @category Plugin
- * @package  StatusNet
- * @author   Evan Prodromou <evan@status.net>
- * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link     http://status.net/
+ * @category  Plugin
+ * @package   GNUsocial
+ * @author    Evan Prodromou <evan@status.net>
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
  */
 class MeteorPlugin extends RealtimePlugin
 {
@@ -55,8 +49,14 @@ class MeteorPlugin extends RealtimePlugin
     public $persistent    = true;
     protected $_socket    = null;
 
-    function __construct($webserver=null, $webport=4670, $controlport=4671, $controlserver=null, $channelbase='', $protocol='http')
-    {
+    public function __construct(
+        ?string $webserver = null,
+        int $webport = 4670,
+        int $controlport = 4671,
+        ?string $controlserver = null,
+        string $channelbase = '',
+        string $protocol = 'http'
+    ) {
         global $config;
 
         $this->webserver     = (empty($webserver)) ? $config['site']['server'] : $webserver;
@@ -64,22 +64,24 @@ class MeteorPlugin extends RealtimePlugin
         $this->controlport   = $controlport;
         $this->controlserver = (empty($controlserver)) ? $webserver : $controlserver;
         $this->channelbase   = $channelbase;
-		$this->protocol      = $protocol;
-		
+        $this->protocol      = $protocol;
+
         parent::__construct();
     }
 
     /**
      * Pull settings from config file/database if set.
      */
-    function initialize()
+    public function initialize()
     {
-        $settings = array('webserver',
-                          'webport',
-                          'controlport',
-                          'controlserver',
-                          'channelbase',
-                          'protocol');
+        $settings = [
+            'webserver',
+            'webport',
+            'controlport',
+            'controlserver',
+            'channelbase',
+            'protocol',
+        ];
         foreach ($settings as $name) {
             $val = common_config('meteor', $name);
             if ($val !== false) {
@@ -90,47 +92,57 @@ class MeteorPlugin extends RealtimePlugin
         return parent::initialize();
     }
 
-    function _getScripts()
+    public function _getScripts()
     {
         $scripts = parent::_getScripts();
         if ($this->protocol == 'https') {
-        	$scripts[] = 'https://'.$this->webserver.(($this->webport == 443) ? '':':'.$this->webport).'/meteor.js';
+            $scripts[] = 'https://' . $this->webserver . (($this->webport == 443) ? '' : ':' . $this->webport) . '/meteor.js';
         } else {
-        	$scripts[] = 'http://'.$this->webserver.(($this->webport == 80) ? '':':'.$this->webport).'/meteor.js';
+            $scripts[] = 'http://' . $this->webserver . (($this->webport == 80) ? '' : ':' . $this->webport) . '/meteor.js';
         }
         $scripts[] = $this->path('js/meteorupdater.js');
         return $scripts;
     }
 
-    function _updateInitialize($timeline, $user_id)
+    public function _updateInitialize($timeline, int $user_id)
     {
         $script = parent::_updateInitialize($timeline, $user_id);
-        $ours = sprintf("MeteorUpdater.init(%s, %s, %s, %s);",
-                        json_encode($this->webserver),
-                        json_encode($this->webport),
-                        json_encode($this->protocol),
-                        json_encode($timeline));
+        $ours = sprintf(
+            "MeteorUpdater.init(%s, %s, %s, %s);",
+            json_encode($this->webserver),
+            json_encode($this->webport),
+            json_encode($this->protocol),
+            json_encode($timeline)
+        );
         return $script." ".$ours;
     }
 
-    function _connect()
+    public function _connect()
     {
         $controlserver = (empty($this->controlserver)) ? $this->webserver : $this->controlserver;
 
         $errno = $errstr = null;
         $timeout = 5;
         $flags = STREAM_CLIENT_CONNECT;
-        if ($this->persistent) $flags |= STREAM_CLIENT_PERSISTENT;
+        if ($this->persistent) {
+            $flags |= STREAM_CLIENT_PERSISTENT;
+        }
 
         // May throw an exception.
-        $this->_socket = stream_socket_client("tcp://{$controlserver}:{$this->controlport}", $errno, $errstr, $timeout, $flags);
+        $this->_socket = stream_socket_client(
+            "tcp://{$controlserver}:{$this->controlport}",
+            $errno,
+            $errstr,
+            $timeout,
+            $flags
+        );
         if (!$this->_socket) {
             // TRANS: Exception. %1$s is the control server, %2$s is the control port.
-            throw new Exception(sprintf(_m('Could not connect to %1$s on %2$s.'),$controlserver,$this->controlport));
+            throw new Exception(sprintf(_m('Could not connect to %1$s on %2$s.'), $controlserver, $this->controlport));
         }
     }
 
-    function _publish($channel, $message)
+    public function _publish($channel, $message)
     {
         $message = json_encode($message);
         $message = addslashes($message);
@@ -139,12 +151,12 @@ class MeteorPlugin extends RealtimePlugin
         $result = fgets($this->_socket);
         if (preg_match('/^ERR (.*)$/', $result, $matches)) {
             // TRANS: Exception. %s is the Meteor message that could not be added.
-            throw new Exception(sprintf(_m('Error adding meteor message "%s".'),$matches[1]));
+            throw new Exception(sprintf(_m('Error adding meteor message "%s".'), $matches[1]));
         }
         // TODO: parse and deal with result
     }
 
-    function _disconnect()
+    public function _disconnect()
     {
         if (!$this->persistent) {
             $cnt = fwrite($this->_socket, "QUIT\n");
@@ -154,7 +166,7 @@ class MeteorPlugin extends RealtimePlugin
 
     // Meteord flips out with default '/' separator
 
-    function _pathToChannel($path)
+    public function _pathToChannel(array $path): string
     {
         if (!empty($this->channelbase)) {
             array_unshift($path, $this->channelbase);
@@ -164,13 +176,15 @@ class MeteorPlugin extends RealtimePlugin
 
     public function onPluginVersion(array &$versions): bool
     {
-        $versions[] = array('name' => 'Meteor',
-                            'version' => self::PLUGIN_VERSION,
-                            'author' => 'Evan Prodromou',
-                            'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/Meteor',
-                            'rawdescription' =>
-                            // TRANS: Plugin description.
-                            _m('Plugin to do "real time" updates using Meteor.'));
+        $versions[] = [
+            'name' => 'Meteor',
+            'version' => self::PLUGIN_VERSION,
+            'author' => 'Evan Prodromou',
+            'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/Meteor',
+            'rawdescription' =>
+            // TRANS: Plugin description.
+                _m('Plugin to do "real time" updates using Meteor.')
+        ];
         return true;
     }
 }
diff --git a/plugins/Meteor/README b/plugins/Meteor/README.md
similarity index 89%
rename from plugins/Meteor/README
rename to plugins/Meteor/README.md
index f21828cdc5..ba5adcc4f9 100644
--- a/plugins/Meteor/README
+++ b/plugins/Meteor/README.md
@@ -4,7 +4,7 @@ FriendFeed's "real time" news.
 
 It requires a meteor server.
 
-   http://meteorserver.org/
+   https://github.com/visitsb/meteorserver/
 
 Note that the controller interface needs to be accessible by the Web server, and
 the subscriber interface needs to be accessible by your Web users. You MUST
@@ -13,7 +13,7 @@ push any message to your subscribers. Not good!
 
 You can enable the plugin with this line in config.php:
 
-addPlugin('Meteor', array('webserver' => 'meteor server address'));
+addPlugin('Meteor', ['webserver' => 'meteor server address']);
 
 Available parameters:
 * webserver: Web server address. Defaults to site server.
diff --git a/plugins/Realtime/Makefile b/plugins/Realtime/Makefile
deleted file mode 100644
index 4eb2bcb879..0000000000
--- a/plugins/Realtime/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-.fake: all clean
-
-all: realtimeupdate.min.js
-
-clean:
-	rm -f js/realtimeupdate.min.js
-
-realtimeupdate.min.js: js/realtimeupdate.js
-	yui-compressor js/realtimeupdate.js > js/realtimeupdate.min.js