text: Title: Punycode support
  Body: I wanted to use https://twitter.com/rfreebern/status/1214560971185778693 with httpie, alas,
  
  ```
  » http 👻:6677
  
  http: error: InvalidURL: Failed to parse: http://👻:6677
  ```
  
  Should resolve to `http://xn--9q8h:6677`