id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
21060	Duplicate time format suggestions if locale's time format is the same as default time format	waclawjacek	nacin	"The default time format is set to “H:i” in the Polish translation, but this results in duplicate “H:i” entries on the settings screen (see: attachment). Happens in version 3.4 and earlier.

Andrew Nacin's suggestion on ""WP Polyglots"":
> A simple array_unique() should be enough there, on both $time_formats and $date_formats."	defect (bug)	closed	normal	3.5	I18N	3.4	minor	fixed	has-patch commit