integrating cfbfca64471bf3b0f53a37eb00edbe59855c7497
 and f0853139d57653a1551cb8be33984871387a3df2:

* With ODE physics, fix an issue where the avatar couldn't jump and then move forward when moving south or west.

older patch from UbitUmarov

Signed-off-by: ft <ft@noemail>
a little difference to be created when pushing new script ;)