Small cached attribute fix (#2663)

* Add profile_image_90 to serialized data on article

* Cached org tweaks

app/views/additional_content_boxes/_article_box.html.erb

@@ -1,5 +1,5 @@
 <div class="container show-page-content-display"
-     data-details="<%= article.cached_organization&.slug %>__<%= article.slug %>"
+     data-details="<%= article.organization&.slug %>__<%= article.slug %>"
      id="<%= classification == "boosted" ? "partner-content-display" : "classic_article_#{article.id}" %>">
   <div class="content-classification">
     <span class="content-classification-text"><%= classification_text %></span>

app/views/stories/_main_stories_feed.html.erb

@@ -2,7 +2,6 @@
   <% cache("fetched-home-articles-object", expires_in: 8.minutes) do %>
     <% @new_stories = Article.published.
          where("published_at > ? AND score > ?", rand(2..6).hours.ago, -30).
-         includes(:user).
          limited_column_select.
          order("published_at DESC").
          limit(rand(15..60)).