1.5.30 update:

[Bugfix] Fix russian translations
[Bugfix] Fix turkish translations
[Bugfix] Fix checkpoint area of "chkhw.cfl" (By OutBlast)
[Bugfix] Fix Recovery.VelocityThreeshold.
[Bugfix] Improve singleplayer and multiplayer performance
[Bugfix] Improve performance in wrecking match
[Bugfix] Fix reverse speed limiters
[Feature] Increase max fields from 4000 to 8000
[Feature] Add Brazilian language

Enjoy!