add AvatarJump to phsycis engines. This is just a push in Z direction, Still needs scaling so engines to match. This new scaling is needed so does not impact old push ones

OpenSim/Region/PhysicsModules/BasicPhysics/BasicPhysicsActor.cs

@@ -215,6 +215,8 @@ namespace OpenSim.Region.PhysicsModule.BasicPhysics
         {
         }
 
+        public override void AvatarJump(float forceZ) { }
+
         public override void AddForce(Vector3 force, bool pushforce)
         {
         }