add skipped empty lines

app/controllers/admin/dietchoices_controller.rb

@@ -13,4 +13,4 @@ class Admin::DietchoicesController < ApplicationController
       redirect_to(admin_conference_dietary_list_path(:conference_id => @conference.short_title), :alert => "Dietary choices update failed: #{e.message}")
     end
   end
-end
+end

app/controllers/admin/difficulty_levels_controller.rb

@@ -27,4 +27,4 @@ class Admin::DifficultyLevelsController < ApplicationController
     end
 
   end
-end
+end

app/controllers/admin/questions_controller.rb

@@ -93,4 +93,4 @@ class Admin::QuestionsController < ApplicationController
     @questions = Question.where(:global => true).all | Question.where(:conference_id => @conference.id)
     @questions_conference = @conference.questions    
   end
-end
+end

app/controllers/admin/stats_controller.rb

@@ -228,3 +228,4 @@ module Admin
     helper_method :social_event_count
   end
 end
+

app/controllers/admin/supporter_levels_controller.rb

@@ -13,4 +13,4 @@ class Admin::SupporterLevelsController < ApplicationController
       redirect_to(admin_conference_supporter_levels_path(:conference_id => @conference.short_title), :alert => "Supporter levels update failed: #{e.message}")
     end
   end
-end
+end