First version Tray Feeder ready for test

- Tray feeder implementation ready for first tests
- Some refactoring of packml function names
- Added .xtv file to project again because of linking issues
- Added hmi button for packml complete command
- Started media cabinet

PLC/01_Stationen/TrayFeeder/FB_TFProtocol.TcPOU

@@ -95,6 +95,10 @@ _fbTcpConnection(
 	eState=> );
 	
 // Get connected state
+IF (NOT xConnect) THEN
+	stStatus.xConnected := FALSE;
+END_IF
+
 _xConnected := (_fbTcpConnection.eState = E_SocketConnectionState.eSOCKET_CONNECTED);
 
 // Receive timeout after sending a command