Fixed Kris's obvious mistake

Thanks for breaking the build

groundStation/gui/MicroCART/mainwindow.cpp

@@ -31,7 +31,6 @@ MainWindow::MainWindow(QWidget *parent) :
     ui->topView->setScene(topScene);
     QuadItem * quad = new QuadItem();
 
-    topScene->addItem();
     topScene->addItem(quad);
 
     /* Set up environment variables */