Improved physics paramters to prevent hexley from toppling over.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@1494 178a84e3-b1eb-0310-8ba1-8eac791a3b58

data/hexleykart.tkkf

@@ -6,6 +6,12 @@
  (icon-file   "hexleyicon.rgb")
  (shadow-file "hexleyshadow.rgb") 
 
+;; some changed physics parameter to  prevent
+;; hexley from toppling over all the time
+ (suspension-rest           0.08  )
+ (gravity-center-shift      0.5  )
+ (wheel-damping-relaxation  12.3  )
+ 
  (red         0.9)
  (green       0.2)
  (blue        0.2)