Add 'handicapped' to player name
Don't handicap AIs
Merge branch 'perPlayerDifficulties' of https://github.com/Flakebi/stk-code
Made '(handicap)' prefix translate-friendlier.
Adding more btAsserts.
Merge branch 'master' of github.com:supertuxkart/stk-code
A bit better rain.
Fixed skidding and nitro particles.

Not perfect but at least working.