1.添加翻译，about，手册，login这几个按钮到标题栏。

sola.lu

7 天以前 df53287060966d78ffccac78342fb5d0a028f835

 examples/shared/widgetframe/windowbar_p.h

@@ -29,6 +29,10 @@
            IconButton,
            MenuWidget,
            TitleLabel,
            LoginButton,
            LanguageButton,
            ManualButton,
            AboutButton,
            PinButton,
            MinimizeButton,
            MaximizeButton,