Fix mistakes

Protocol/CAN.cpp

@@ -34,7 +34,7 @@ void CAN::transmitMsg(Uint16 boxNumber, const CANMessage& message){
 }
 
 
-void transmitMsg(Uint16 boxNumber, const Uint32& message){
+void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message){
     if (boxNumber > 31) return;
 
     Uint32 mboxControl(0);
@@ -65,7 +65,7 @@ void transmitMsg(Uint16 boxNumber, const Uint32& message){
 }
 
 
-void transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc){
+void CAN::transmitMsg(Uint16 boxNumber, const Uint32& message, const Uint16 dlc){
     if (boxNumber > 31) return;
 
     Uint32 mboxControl(0);