This version:
- added Chinese (simplified) translation (by Mutse)
- updated German translation (Stefan Holtzhauer)
- added Polish translation (Mis Uszatek)

Version 0.4.6:
- added Italian translation (by Marco Poletti)
- added German translation (by Stefan Lembach)
- added Spanish translation (by Alvaro)
- added Brazilian Portuguese translation (by Marco Souza)
- added Czech translation (by David Kolibac)
- Spanish translation proofread/corrected by Borja Barriopedro Perona
- added Dutch translation (by Timo Kluck)

Version 0.4.5:
- added Catalan translation (by David Planella)
- added French translation