performance tweaks for rails 4.1

app/presenters/wiki_page_presenter.rb

@@ -14,7 +14,7 @@ class WikiPagePresenter
   end
 
   def consequent_tag_aliases
-    @consequent_tag_aliases ||= TagAlias.where("status = 'active' and consequent_name = ?", wiki_page.title).all
+    @consequent_tag_aliases ||= TagAlias.where("status = 'active' and consequent_name = ?", wiki_page.title)
   end
 
   def antecedent_tag_alias
@@ -22,11 +22,11 @@ class WikiPagePresenter
   end
 
   def consequent_tag_implications
-    @consequent_tag_implications ||= TagImplication.where("status = 'active' and consequent_name = ?", wiki_page.title).all
+    @consequent_tag_implications ||= TagImplication.where("status = 'active' and consequent_name = ?", wiki_page.title)
   end
 
   def antecedent_tag_implications
-    @antecedent_tag_implications ||= TagImplication.where("status = 'active' and antecedent_name = ?", wiki_page.title).all
+    @antecedent_tag_implications ||= TagImplication.where("status = 'active' and antecedent_name = ?", wiki_page.title)
   end
 
   # Produce a formatted page that shows the difference between two versions of a page.