Added support for changing the ambient color in certain areas of a track.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/irrlicht@4026 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/main_loop.cpp

@@ -91,7 +91,7 @@ float MainLoop::getLimitedDt()
     }
     dt *= 0.001f;
     return dt;
-}
+}   // getLimitedDt
 
 //-----------------------------------------------------------------------------
 /** Updates all race related objects.