Removed some cout's.

src/dynamixel_servo.cpp

@@ -527,7 +527,6 @@ namespace dynamixel_robot_gazebo
 
   void CDynServo::on_ping(void)
   {
-    std::cout << "Servo " << (int)this->id << " pinged" << std::endl;
   }
 
   unsigned char CDynServo::on_read(unsigned short int address, unsigned short int length, unsigned char *data)
@@ -542,7 +541,6 @@ namespace dynamixel_robot_gazebo
   {
     for(unsigned int i=0;i<length;i++)
       this->memory[address+i]=data[i];
- 
     return 0;
   }