zendframework/zf2 — pull request #3683 by grizzm0 (2013-02-06 01:11:51+00:00)
Title: Fix to make sure NotEmpty validator is not already set

The InArray validator on select/radio elements are added before the NotEmpty validator and therefore \Zend\InputFilter:input::injectNotEmptyValidator() fails and overrides any custom NotEmpty validator.

Fixes #3678