Add a getDeviceNumber method to CANJaguar

[artf3613]

Change-Id: Idc01c0d27740bbb575f00de6065a7ced52f787e1

wpilibc/wpilibC++Devices/src/CANJaguar.cpp

@@ -274,6 +274,14 @@ CANJaguar::~CANJaguar()
 	m_safetyHelper = NULL;
 }
 
+/**
+ * @return The CAN ID passed in the constructor
+ */
+uint8_t CANJaguar::getDeviceNumber() const
+{
+	return m_deviceNumber;
+}
+
 /**
  * Sets the output set-point value.
  *