Re: icomplete-vertical in child frame

[ndame]

>
> The dev of icomplete-vertical also maintains another useful package that
> offers out-of-order completion:
>
> https://github.com/oantolin/orderless

This should be added to core emacs as an optional completion style. Orderless 
matching
is quite useful and it's been provided for years by Helm, etc.

If popup completions could also be added to elpa then emacs could have a
completion system which is comparable in function and appearance to the ones
modern tools have:

https://github.com/honmaple/emacs-maple-minibuffer

screenshot:

https://raw.githubusercontent.com/honmaple/emacs-maple-minibuffer/master/screenshot/example.gif