Kill trailing whitespace in ruby files

test/test_helper.rb

@@ -18,7 +18,7 @@ module UploadTestMethods
   		define_method(:original_filename) {filename}
   		define_method(:content_type) {content_type}
   	end
-  	
+
   	tempfile
   end
 
@@ -33,12 +33,12 @@ end
 
 class ActionController::TestCase
   include UploadTestMethods
-  
+
   def assert_authentication_passes(action, http_method, role, params, session)
     __send__(http_method, action, params, session.merge(:user_id => @users[role].id))
     assert_response :success
   end
-  
+
   def assert_authentication_fails(action, http_method, role)
     __send__(http_method, action, params, session.merge(:user_id => @users[role].id))
     assert_redirected_to(new_sessions_path)