id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
9656	Should event.on/removeListener handle one listener attached multiple times to one object,event?	Piotrek Koszuliński		"Question based on http://dev.ckeditor.com/ticket/9622#comment:4

Solution (or lack of it) should be discussed first."	Bug	closed	Normal		General	4.0	duplicate	Discussion