hotfix - DynamixelSDK cpp ROS ver. windows port number over than 10 ignored...

hotfix - DynamixelSDK cpp ROS ver. windows port number over than 10 ignored during the run - bug fix finished - #45

ros/src/port_handler_windows.cpp

@@ -54,8 +54,8 @@ PortHandlerWindows::PortHandlerWindows(const char *port_name)
   is_using_ = false;
 
   char buffer[15];
-  sprintf_s(buffer, sizeof(buffer), "\\\\.\\", port_name);
-  setPortName(port_name);
+  sprintf_s(buffer, sizeof(buffer), "\\\\.\\%s", port_name);
+  setPortName(buffer);
 }
 
 bool PortHandlerWindows::openPort()