bug#19031: 24.4; find-file in icomplete-mode shows completions with no input

[Juri Linkov]

>>> Please read "until user starts typing filename" in my previous message
>>> as "until input doesn't contains part of filename" ;)
>>
>> This is some new feature that can be implemented by a new option,
>> maybe something similar to icomplete-tidy-shadowed-file-names.
>
> Agree.

A new option could be implemented in a new feature request.

>> And here is the patch that implements what the name of
>> icomplete-show-matches-on-no-input suggests:
>
> Looks great!
>
> One thing left to do is to change the docstring of the
> icomplete-show-matches-on-no-input variable.

Now pushed to master with the docstring updates,
and used icomplete-initial-input in more places.