Move test helper methods inside the describe block

spec/features/asciicasts_spec.rb

@@ -8,6 +8,8 @@ def uploaded_file(path, type)
   )
 end
 
+describe 'Asciicast', :type => :feature, :js => true do
+
   def load_asciicast(id)
     FactoryGirl.create(
       :asciicast,
@@ -39,8 +41,6 @@ def inject_on_finished_callback
 EOS
   end
 
-describe 'Asciicast', :type => :feature, :js => true do
-
   Dir['spec/fixtures/asciicasts/*'].each do |dir|
     id = dir[/\d+/]