jzaefferer/jquery-validation — pull request #998 by TweeZz (2014-01-30 12:55:15+00:00)
Title: The event triggering the validation (if any) is now being sent to each v...

The event triggering the validation (if any) is now being sent to each validation method.
I did not find any other way to achieve what I need (see http://stackoverflow.com/questions/21450350/how-to-temporarily-not-validate-on-keyup-for-1-specific-html-element).