diff --git a/Gemfile_rails4.lock b/Gemfile_rails4.lock
index 1f85f118fdb..2a459f1a0d2 100644
--- a/Gemfile_rails4.lock
+++ b/Gemfile_rails4.lock
@@ -89,6 +89,13 @@ GIT
       rake
       rake-compiler
 
+GIT
+  remote: https://github.com/MiniProfiler/rack-mini-profiler.git
+  revision: e08b751091a41f0066a1b28bd4e2b9b3480a1c1b
+  specs:
+    rack-mini-profiler (0.1.31)
+      rack (>= 1.1.3)
+
 GIT
   remote: https://github.com/SamSaffron/annotate_models.git
   revision: ebe4ba7e3f6ceeb43e4e40078da2b261a1bb71b2
@@ -146,12 +153,6 @@ GIT
       activerecord (>= 3.0.0)
       activesupport (>= 3.0.0)
 
-PATH
-  remote: /Users/sam/Source/rack-mini-profiler
-  specs:
-    rack-mini-profiler (0.1.31)
-      rack (>= 1.1.3)
-
 PATH
   remote: vendor/gems/discourse_emoji
   specs:
diff --git a/app/assets/javascripts/admin/controllers/admin_email_index_controller.js b/app/assets/javascripts/admin/controllers/admin_email_index_controller.js
index 673411d8ea2..8da9fa2d493 100644
--- a/app/assets/javascripts/admin/controllers/admin_email_index_controller.js
+++ b/app/assets/javascripts/admin/controllers/admin_email_index_controller.js
@@ -6,7 +6,7 @@
   @namespace Discourse
   @module Discourse
 **/
-Discourse.AdminEmailIndexController = Discourse.Controller.extend(Discourse.Presence, {
+Discourse.AdminEmailIndexController = Discourse.Controller.extend({
 
   /**
     Is the "send test email" button disabled?
diff --git a/app/assets/javascripts/admin/controllers/admin_email_preview_digest_controller.js b/app/assets/javascripts/admin/controllers/admin_email_preview_digest_controller.js
index 39de14ae996..eb54d21c6fb 100644
--- a/app/assets/javascripts/admin/controllers/admin_email_preview_digest_controller.js
+++ b/app/assets/javascripts/admin/controllers/admin_email_preview_digest_controller.js
@@ -6,7 +6,7 @@
   @namespace Discourse
   @module Discourse
 **/
-Discourse.AdminEmailPreviewDigestController = Discourse.ObjectController.extend(Discourse.Presence, {
+Discourse.AdminEmailPreviewDigestController = Discourse.ObjectController.extend({
 
   refresh: function() {
     var model = this.get('model');
diff --git a/app/assets/javascripts/discourse.js b/app/assets/javascripts/discourse.js
index f71d9d104f6..558a06710c7 100644
--- a/app/assets/javascripts/discourse.js
+++ b/app/assets/javascripts/discourse.js
@@ -208,6 +208,17 @@ Discourse = Ember.Application.createWithMixins(Discourse.Ajax, {
     }
   },
 
+  /**
+    Add an initializer hook for after the Discourse Application starts up.
+
+    @method addInitializer
+    @param {Function} init the initializer to add.
+  **/
+  addInitializer: function(init) {
+    Discourse.initializers = Discourse.initializers || [];
+    Discourse.initializers.push(init);
+  },
+
   /**
     Start up the Discourse application.
 
@@ -223,6 +234,12 @@ Discourse = Ember.Application.createWithMixins(Discourse.Ajax, {
     // Developer specific functions
     Discourse.Development.observeLiveChanges();
     Discourse.subscribeUserToNotifications();
+
+    if (Discourse.initializers) {
+      Discourse.initializers.forEach(function (init) {
+        init.call(this);
+      });
+    }
   }
 
 });
diff --git a/app/assets/javascripts/discourse/views/composer/composer_view.js b/app/assets/javascripts/discourse/views/composer/composer_view.js
index 49bc80801e4..19d05537461 100644
--- a/app/assets/javascripts/discourse/views/composer/composer_view.js
+++ b/app/assets/javascripts/discourse/views/composer/composer_view.js
@@ -8,7 +8,7 @@
   @namespace Discourse
   @module Discourse
 **/
-Discourse.ComposerView = Discourse.View.extend({
+Discourse.ComposerView = Discourse.View.extend(Ember.Evented, {
   templateName: 'composer',
   elementId: 'reply-control',
   classNameBindings: ['model.creatingPrivateMessage:private-message',
@@ -49,18 +49,17 @@ Discourse.ComposerView = Discourse.View.extend({
   }.property('model.createdPost'),
 
   observeReplyChanges: function() {
-    var composerView = this;
+    var self = this;
     if (this.get('model.hidePreview')) return;
-    Ember.run.next(null, function() {
-      var $wmdPreview, caretPosition;
-      if (composerView.editor) {
-        composerView.editor.refreshPreview();
+    Ember.run.next(function() {
+      if (self.editor) {
+        self.editor.refreshPreview();
         // if the caret is on the last line ensure preview scrolled to bottom
-        caretPosition = Discourse.Utilities.caretPosition(composerView.wmdInput[0]);
-        if (!composerView.wmdInput.val().substring(caretPosition).match(/\n/)) {
-          $wmdPreview = $('#wmd-preview');
+        var caretPosition = Discourse.Utilities.caretPosition(self.wmdInput[0]);
+        if (!self.wmdInput.val().substring(caretPosition).match(/\n/)) {
+          var $wmdPreview = $('#wmd-preview');
           if ($wmdPreview.is(':visible')) {
-            return $wmdPreview.scrollTop($wmdPreview[0].scrollHeight);
+            $wmdPreview.scrollTop($wmdPreview[0].scrollHeight);
           }
         }
       }
@@ -129,8 +128,8 @@ Discourse.ComposerView = Discourse.View.extend({
 
     Discourse.SyntaxHighlighting.apply($wmdPreview);
 
-    var post = this.get('model.post');
-    var refresh = false;
+    var post = this.get('model.post'),
+        refresh = false;
 
     // If we are editing a post, we'll refresh its contents once. This is a feature that
     // allows a user to refresh its contents once.
@@ -146,6 +145,8 @@ Discourse.ComposerView = Discourse.View.extend({
     $('span.mention', $wmdPreview).each(function(i, e) {
       Discourse.Mention.load(e, refresh);
     });
+
+    this.trigger('previewRefreshed', $wmdPreview);
   }, 100),
 
   initEditor: function() {
diff --git a/app/assets/javascripts/discourse/views/post_view.js b/app/assets/javascripts/discourse/views/post_view.js
index db155843ef9..57c3f5e548e 100644
--- a/app/assets/javascripts/discourse/views/post_view.js
+++ b/app/assets/javascripts/discourse/views/post_view.js
@@ -6,7 +6,7 @@
   @namespace Discourse
   @module Discourse
 **/
-Discourse.PostView = Discourse.GroupedView.extend({
+Discourse.PostView = Discourse.GroupedView.extend(Ember.Evented, {
   classNames: ['topic-post', 'clearfix'],
   templateName: 'post',
   classNameBindings: ['postTypeClass',
@@ -193,8 +193,9 @@ Discourse.PostView = Discourse.GroupedView.extend({
   },
 
   didInsertElement: function() {
-    var $post = this.$();
-    var post = this.get('post');
+    var $post = this.$(),
+        post = this.get('post');
+
     this.showLinkCounts();
 
     // Track this post
@@ -204,6 +205,8 @@ Discourse.PostView = Discourse.GroupedView.extend({
     Discourse.SyntaxHighlighting.apply($post);
     Discourse.Lightbox.apply($post);
 
+    this.trigger('postViewInserted', $post);
+
     // Find all the quotes
     this.insertQuoteControls();
 
diff --git a/app/assets/stylesheets/mobile/topic-post.css.scss b/app/assets/stylesheets/mobile/topic-post.css.scss
index 6bf5c81f862..6e4cceaa732 100644
--- a/app/assets/stylesheets/mobile/topic-post.css.scss
+++ b/app/assets/stylesheets/mobile/topic-post.css.scss
@@ -31,6 +31,8 @@ span.badge-posts {
   }
 }
 
+
+
 button.create {
   float: right !important;
   border: 1px solid #888;
@@ -449,6 +451,8 @@ blockquote {
     margin-left: 8px;
     color: #323232;
     font-family: "FontAwesome";
+    position: relative;
+    z-index: 20;
     }
     .back:before {
     content: "\f062";
diff --git a/app/models/post.rb b/app/models/post.rb
index eca7cee999f..fd892902f98 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -284,7 +284,8 @@ class Post < ActiveRecord::Base
                           AND p2.user_id <> post_timings.user_id
                       GROUP BY post_timings.topic_id, post_timings.post_number) AS x
                 WHERE x.topic_id = posts.topic_id
-                  AND x.post_number = posts.post_number")
+                  AND x.post_number = posts.post_number
+                  AND (posts.avg_time <> (x.gmean / 1000)::int OR posts.avg_time IS NULL)")
     end
   end
 
diff --git a/config/locales/server.ru.yml b/config/locales/server.ru.yml
index 27588458619..82c81477d81 100644
--- a/config/locales/server.ru.yml
+++ b/config/locales/server.ru.yml
@@ -778,7 +778,7 @@ ru:
 
             Если вам интересно, пройдите по ссылке ниже, чтобы попасть в обсуждение:
 
-            [Visit %{site_name}[1]
+            [Visit %{site_name}][1]
 
             Вы приглашены доверенным пользователем, поэтому сразу сможете разместить свой ответ без входа на сайт.
 
diff --git a/lib/oneboxer/whitelist.rb b/lib/oneboxer/whitelist.rb
index 1eb56c41e0d..392c788dfb5 100644
--- a/lib/oneboxer/whitelist.rb
+++ b/lib/oneboxer/whitelist.rb
@@ -87,6 +87,7 @@ module Oneboxer
        Entry.new(/^https?:\/\/(?:www\.)?screenr\.com\/.+/),
        Entry.new(/^https?:\/\/(?:www\.)?tumblr\.com\/.+/, false),
        Entry.new(/^https?:\/\/(?:www\.)?howtogeek\.com\/.+/, false),
+       Entry.new(/^https?:\/\/(?:www\.)?screencast\.com\/.+/),
        Entry.new(/\/\d{4}\/\d{2}\/\d{2}\//, false),   # wordpress
        Entry.new(/^https?:\/\/[^\/]+\/t\/[^\/]+\/\d+(\/\d+)?(\?.*)?$/),
 
diff --git a/lib/plugin/instance.rb b/lib/plugin/instance.rb
index ca74b9c658c..60b2f1fef78 100644
--- a/lib/plugin/instance.rb
+++ b/lib/plugin/instance.rb
@@ -47,6 +47,8 @@ class Plugin::Instance
   end
 
   def delete_extra_automatic_assets(good_paths)
+    return unless Dir.exists? auto_generated_path
+
     filenames = good_paths.map{|f| File.basename(f)}
     # nuke old files
     Dir.foreach(auto_generated_path) do |p|
@@ -102,7 +104,7 @@ class Plugin::Instance
 
   def automatic_assets
     css = ""
-    js = "(function(){"
+    js = ""
 
     css = @styles.join("\n") if @styles
     js = @javascripts.join("\n") if @javascripts
@@ -127,10 +129,14 @@ class Plugin::Instance
       end
     end
 
-    js << "})();"
+    # Generate an IIFE for the JS
+    js = "(function(){#{js}})();" if js.present?
 
-    # TODO don't serve blank assets
-    [[css,"css"],[js,"js"]].map do |asset, extension|
+    result = []
+    result << [css, 'css'] if css.present?
+    result << [js, 'js'] if js.present?
+
+    result.map do |asset, extension|
       hash = Digest::SHA1.hexdigest asset
       ["#{auto_generated_path}/plugin_#{hash}.#{extension}", asset]
     end
diff --git a/lib/topic_query.rb b/lib/topic_query.rb
index 43c60315407..26b5a14ba94 100644
--- a/lib/topic_query.rb
+++ b/lib/topic_query.rb
@@ -176,7 +176,7 @@ class TopicQuery
   end
 
   def list_new_in_category(category)
-    create_list(:new_in_category) {|l| l.where(category_id: category.id).by_newest.first(25)}
+    create_list(:new_in_category, unordered: true) {|l| l.where(category_id: category.id).by_newest.first(25)}
   end
 
   def self.new_filter(list, treat_as_new_topic_start_date)
diff --git a/spec/components/plugin/instance_spec.rb b/spec/components/plugin/instance_spec.rb
index 6ad7c81f2ca..7f543b99086 100644
--- a/spec/components/plugin/instance_spec.rb
+++ b/spec/components/plugin/instance_spec.rb
@@ -34,7 +34,7 @@ describe Plugin::Instance do
       auth_provider.authenticator.name.should == 'ubuntu'
 
       # calls ensure_assets! make sure they are there
-      plugin.assets.count.should == 2
+      plugin.assets.count.should == 1
       plugin.assets.each do |a|
         File.exists?(a).should be_true
       end
diff --git a/test/javascripts/controllers/admin_email_index_controller_test.js b/test/javascripts/controllers/admin_email_index_controller_test.js
new file mode 100644
index 00000000000..a5330b3186c
--- /dev/null
+++ b/test/javascripts/controllers/admin_email_index_controller_test.js
@@ -0,0 +1,5 @@
+module("Discourse.AdminEmailIndexController");
+
+test("mixes in Discourse.Presence", function() {
+  ok(Discourse.Presence.detect(Discourse.AdminEmailIndexController.create()));
+});
diff --git a/test/javascripts/controllers/admin_email_preview_digest_controller_test.js b/test/javascripts/controllers/admin_email_preview_digest_controller_test.js
new file mode 100644
index 00000000000..606caba5ad9
--- /dev/null
+++ b/test/javascripts/controllers/admin_email_preview_digest_controller_test.js
@@ -0,0 +1,5 @@
+module("Discourse.AdminEmailPreviewDigestController");
+
+test("mixes in Discourse.Presence", function() {
+  ok(Discourse.Presence.detect(Discourse.AdminEmailPreviewDigestController.create()));
+});