Fix employee adding

spec/factories/employee_factory.rb

@@ -1,7 +1,7 @@
 FactoryGirl.define do
   factory :employee do
     sequence(:name){|i| "Employee #{i}"}
-    email 'employee@mozo.bar'
+    sequence(:email){ |i| "employee#{i}@mozo.bar" }
     password 'secret'
 
     trait :confirmed do