id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
11404	add has_changed() method to formsets	anonymous	nobody	"both formsets and forms have `.is_valid()`
but only forms have `.has_changed()`
it would be nice if formsets had it too"	New feature	closed	Forms	1.0	Normal	fixed	formset		Ready for checkin	1	0	0	0	0	0