3.17.4
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* Use the correct baclground color, #749947 (Lars Uebernickel)
* Updated translations:
  es    (Daniel Mustieles)
  he    (Yosef Or Boczko)
  hu    (Balázs Úr)
  pt    (Pedro Albuquerque)
  ru    (Stas Solovey)
  sk    (Dušan Kazik)
  sl    (Matej Urbančič)
  tg    (Victor Ibragimov)