I18n: Update translation hr (100%).

90 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation cs (100%).

90 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).
I18n: Update translation is (100%).

90 translated messages.

Transifex (https://www.transifex.com/projects/p/xfce/).