added qlaunch shortcut and command line option. (#112)

Signed-off-by: Aleksandr Popovich <alekpopo@pm.me>
Reviewed-on: #112
Co-authored-by: Aleksandr Popovich <alekpopo@pm.me>
Co-committed-by: Aleksandr Popovich <alekpopo@pm.me>

src/yuzu/main.h

@@ -401,6 +401,10 @@ private slots:
     void OnMiiEdit();
     void OnOpenControllerMenu();
     void OnHomeMenu();
+    void OnInitialSetup();
+    void OnCreateHomeMenuDesktopShortcut();
+    void OnCreateHomeMenuApplicationMenuShortcut();
+    void OnCreateHomeMenuShortcut(GameListShortcutTarget target);
     void OnCaptureScreenshot();
     void OnCheckFirmwareDecryption();
     void OnLanguageChanged(const QString& locale);