bug#35739: Acknowledgement (Bad signature from GNU ELPA)

[Richard Copley]

I wrote:

>Repository revision: 9e1bb6a2f6c2462b9652ffce706c549269740307
>Repository branch: buster

This is a local branch with some irrelevant patches on top of this recent
commit in the FSF master branch:

fsf/master 29531785a17acf519070b73b488ad87ddd94aff7
Author:     Noam Postavsky <npostavs@gmail.com>
AuthorDate: Sun May 5 13:24:15 2019 -0400
Commit:     Noam Postavsky <npostavs@gmail.com>
CommitDate: Sun May 12 08:05:01 2019 -0400