edit existing games
upgrade chess module
pl "polski" translation #3345. Author: LazyGamer.
sv "svenska" translation #3346. Author: Anonymous.
el "Ελληνικά" translation #3347. Author: Γιάννης Ανθυμίδης / Yannis Anthymidis. Le board editeur
add missing greek contributor
sv "svenska" translation #3348. Author: THXultra.
sr "српски јези" translation #3350. Author: Anonymous.