id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	difficulty
328	Make nonexistent pages show 404	sjamaan	sjamaan	Just like Wikipedia does it: this 404 page indicates to search engines that the link doesn't exist and has a link to the edit page marked with rel=nofollow (so the edit pages don't show up in search results)	defect	closed	major		wiki	4.5.x	fixed