Fix all the trailing whitespace

app/controllers/admin/site_settings_controller.rb

@@ -1,14 +1,14 @@
 class Admin::SiteSettingsController < Admin::AdminController
 
   def index
-    @site_settings = SiteSetting.all_settings    
+    @site_settings = SiteSetting.all_settings
     render_json_dump(@site_settings.as_json)
   end
 
-  def update    
+  def update
     requires_parameter(:value)
     SiteSetting.send("#{params[:id]}=", params[:value])
     render nothing: true
-  end  
+  end
 
 end