Add pybullet example for resetting dynamics.

examples/pybullet/examples/reset_dynamic_info.py

@@ -0,0 +1,18 @@
+import pybullet as p
+import time
+import math
+
+p.connect(p.GUI)
+
+p.loadURDF(fileName="plane.urdf",baseOrientation=[0.25882,0,0,0.96593])
+p.loadURDF(fileName="cube.urdf",baseOrientation=[0.25882,0,0,0.96593],basePosition=[0,0,2])
+p.loadURDF(fileName="cube.urdf",baseOrientation=[0,0,0,1],basePosition=[0,0,4])
+p.resetDynamicInfo(bodyUniqueId=2,linkIndex=-1,mass=0.1)
+#p.resetDynamicInfo(bodyUniqueId=2,linkIndex=-1,mass=100.0)
+p.setGravity(0,0,-10)
+p.setRealTimeSimulation(0)
+t=0
+while 1:
+	t=t+1
+	time.sleep(.01)
+	p.stepSimulation()