xmail 0.1.15

convert mail address to low trim case , use punycode decode domain
Documentation
# xmail

convert mail address to low trim case , use punycode decode domain

```rust
#[test]
fn test() {
  assert_eq!(xmail::norm("  3Ti@Site.xn--yfro4i67o "), "3ti@site.新加坡");
  assert_eq!(
    xmail::norm_tld("  3Ti@Site.aA.xn--yfro4i67o ").1,
    "aa.新加坡"
  )
}
```

## About

This project is an open-source component of [i18n.site ⋅ Internationalization Solution](https://i18n.site).

* [i18 : MarkDown Command Line Translation Tool]https://i18n.site/i18

  The translation perfectly maintains the Markdown format.

  It recognizes file changes and only translates the modified files.

  The translated Markdown content is editable; if you modify the original text and translate it again, manually edited translations will not be overwritten (as long as the original text has not been changed).

* [i18n.site : MarkDown Multi-language Static Site Generator]https://i18n.site/i18n.site

  Optimized for a better reading experience

## 关于

本项目为 [i18n.site ⋅ 国际化解决方案](https://i18n.site) 的开源组件。

* [i18 :  MarkDown命令行翻译工具]https://i18n.site/i18

  翻译能够完美保持 Markdown 的格式。能识别文件的修改,仅翻译有变动的文件。

  Markdown 翻译内容可编辑;如果你修改原文并再次机器翻译,手动修改过的翻译不会被覆盖(如果这段原文没有被修改)。

* [i18n.site : MarkDown多语言静态站点生成器]https://i18n.site/i18n.site 为阅读体验而优化。