anutron/behavior — pull request #17 by megawac (2014-03-11 20:29:35+00:00)
Title: Fix Event.Mock for core 1.4 nocompat

[Relevant core lines](https://github.com/mootools/mootools-core/blob/ceca0cd9c3a6879c42894741134b780439bfda99/Source/Types/DOMEvent.js#L116-119)