More example code is memory-leak free now, in particular PhysicsServerExample.

/PhysicsServerCommandProcessor
also fixed some memory issue in InverseDynamicsExample (the base class is supposed to delete collision shape memory)

examples/SharedMemory/PhysicsServerCommandProcessor.cpp

@@ -31,6 +31,10 @@ struct UrdfLinkNameMapUtil
 	UrdfLinkNameMapUtil():m_mb(0),m_memSerializer(0)
 	{
 	}
+	virtual ~UrdfLinkNameMapUtil()
+	{
+		delete m_memSerializer;
+	}
 };