ucsschool/ucs-school-umc-csv-import/umc/js/de.po
Birthday => Birthdate
Date-format not localized: 03/15/2000 -> 15/03/2000
suggestion: "new users resp. try to find" -> "new users or try to find"

ucsschool/ucs-school-umc-csv-import/umc/python/schoolcsvimport/de.po
Birthday => Birthdate