Polish the code

app/views/layouts/application.mobile.haml

@@ -54,9 +54,9 @@
             -# Notifications
             = link_to notifications_path, class: "badge", id: "notification_badge" do
               = image_tag('icons/notifications_white.png')
-              - if current_user.unread_notifications.count > 0
+              - if current_user.unread_notifications.size > 0
                 %span.badge_count{id: "notification"}
-                  = current_user.unread_notifications.count
+                  = current_user.unread_notifications.size
             -# Conversations
             = link_to conversations_path, class: "badge", id: "conversations_badge" do
               = image_tag('icons/mail_white.png', id: 'conversation_icon')
@@ -64,10 +64,7 @@
                 %span.badge_count{id: "conversation"}
                   = current_user.unread_message_count
             -# Composition
-            - if yield(:header_action).present?
-              = yield(:header_action)
-            - else
-              = link_to(image_tag('icons/compose_mobile.png'), new_status_message_path, class: "badge", id: "compose_badge")
+            = link_to(image_tag('icons/compose_mobile.png'), new_status_message_path, class: "badge", id: "compose_badge")
             -# Menu
             = link_to(image_tag('icons/menu.png'), "#", id: "menu_badge", class: "badge")
 
@@ -101,7 +98,7 @@
                   = link_to t('streams.aspects.title'), "#"
                 %li.no_border.hide
                   %ul
-                    - for aspect in current_user.aspects
+                    - current_user.aspects.each do |aspect|
                       %li
                         = link_to aspect.name, aspects_stream_path(a_ids: [aspect.id])
                 %li