bug#60411: 29.0.60; minibuffer-next-completion skips first candidate when completions-header-format and completion-show-help are nil

[Stefan Monnier]

>> Okay.  I just had another look at this bug, and the patch below seems to 
>> work, too.  I find it much trickier and adhocish, though.
> I find it way better than the alternatives.  Stefan?

The code is more complex than the alternative but it solves the problem
where it occurs, so I like it better as well.
(I'd replace (= (point) (point-min)) with (bobp), tho).


        Stefan