id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
423	New Diff Engine (more flexible, side by side)	bzg	unassigned	"Diffs within a page are basically additions or deletions. 

Would that be possible to filter the diff result and only see addition OR deletion ?

Related tickets: #583"	enhancement	new	low	blue-sky	core	1.1.6.2	minor		revision