1.2.1

• Fixed addMessages behavior in Filter class, see #64

1.2.0

• Support for adding messages in closure rule, see #40
• New isSuccess method, see #45
• Branch alias dev-develop removed from composer.json, see 02e1251
• Tests are now running on 5.4, 5.5, 5.6, 7.0 and HHVM on travis-ci.