Fix #359

Actually store the login details under the selected profile

src/MainWindow.cpp

@@ -57,7 +57,7 @@ MainWindow *MainWindow::instance_ = nullptr;
 
 MainWindow::MainWindow(QWidget *parent)
   : QMainWindow(parent)
-  , userSettings_{QSharedPointer<UserSettings>{new UserSettings}}
+  , userSettings_{UserSettings::instance()}
 {
         setWindowTitle(0);
         setObjectName("MainWindow");