Clipy 1.2.0

What's new in 1.2.0:

• Use C# custom input box to replace the InputBox imported from VisualBasic.

This makes UI more consistency.

---

1.2.0版更新内容：

• 用自定义的C#实现Input Box，替代之前在VisualBasic中导入的InputBox类。

现在用户界面更加一致。