translator

在设置重复过滤阈值的时候输入空字符串会抛出错误并崩溃

错误信息
==============System Info================
System:Microsoft Windows NT 6.2.9200.0
CurrentTime:2020/12/1 23:40
dotNetVersion:4.0.30319.42000
MisakaTranslatorVersion:2.7.0.0
==============Exception Info================
ExceptionType:UI Thread
ExceptionSource:mscorlib
ExceptionMessage:输入字符串的格式不正确。
ExceptionStackTrace: 在 System.Number.StringToNumber(String

Is your feature request related to a problem? Please describe
At the moment the application comes without languages ​​for OCR. On Linux, users can access them using the package manager, but on Windows, users need to manually download the trained models from GitHub.

Describe the solution you'd like
It would be great to add the ability to download languages ​​[from the repository](https

Describe the bug
Popup with translation in some cases can be broken by the styles of the page where it is open.

To Reproduce

1. Go to example.com
2. Select some text to translate
3. See a popup with extra padding like on the screenshots below

Expected behavior
A popup without extra paddings.

Screenshots
![Screenshot 2021-02-28 at 20 18 41](https

Description

Support for https://libretranslate.com/

Also, I think in this case, the construct should have the url as parameter, since as described at https://github.com/LibreTranslate/LibreTranslate#mirrors , the project can be used locally or by other servers.

Are there any plans to implement the reflection system in the project, if so, do you have any idea how it will work to generate methods and classes at runtime, and execute this code?

For exemple, if we have this code:

    static void Main(string[] args)
    {
        const string AssemblyName = "HelloWorld.dll";
        var assembly = AssemblyBuilder.DefineDynamicAssembly(