fix use of FactoryGirl

Author: DanielKehoe

spec/controllers/users_controller_spec.rb

@@ -3,7 +3,7 @@
 describe UsersController do
 
   before (:each) do
-    @user = Factory(:user)
+    @user = FactoryGirl.create(:user)
     sign_in @user
   end
 

spec/factories.rb spec/factories/users.rbspec/factories.rb renamed to spec/factories/users.rb

@@ -1,3 +1,5 @@
+# Read about factories at https://github.com/thoughtbot/factory_girl
+
 FactoryGirl.define do
   factory :user do
     name 'Test User'