Overview of changes in gnome-calculator 3.23.4
* (null) error message bgo#773688 (PioneerAxon)
* Zeroth root of numbers is undefined bgo#775759 (Robert Roth)
* Updated Hungarian translation (Balázs Meskó)
* Updated Spanish translation (Daniel Mustieles)
* Updated Czech translation (Marek Černocký)
* Updated Portuguese translation (Tiago Santos)