bug#35645: Fix icalendar--add-diary-entry/diary-make-entry interaction

[Ulf Jasper]

Am 23.05.2019 um 22:49 (-0400) schrieb Thomas Fitzsimmons:
>
> Ulf, the only other feedback I have for icalendar is that
> icalendar--add-diary-entry is useful to/used by other packages (e.g.,
> Excorporate) despite it being a private function.  What if we added a
> public alias, icalendar-add-diary-entry, within this same patch?  Then I
> could check for that alias's existence and only enable the workaround
> advice for older Emacs versions.
>

Could you please provide a patch with all the changes we want to make?

Thanks,
Ulf