2 - added Chinese (simplified) translation (by Mutse)
5 - added Italian translation (by Marco Poletti)
6 - added German translation (by Stefan Lembach)
7 - added Spanish translation (by Alvaro)
8 - added Brazilian Portuguese translation (by Marco Souza)
9 - added Czech translation (by David Kolibac)
10 - Spanish translation proofread/corrected by Borja Barriopedro Perona
11 - added Dutch translation (by Timo Kluck)
14 - added Catalan translation (by David Planella)
15 - added French translation