Re: [PATCH 0/5] jk/send-email-sender-prompt loose ends

> Here are the cleanups and refactorings split out from my
> jk/send-email-sender-prompt series. They can go right on master and are
> independent of Felipe's fc/send-email-no-sender-prompt topic.
>
>   [1/5]: test-lib: allow negation of prerequisites
>
> Same as before. I think this is a useful feature for the test suite (and
> 2/5 depends on it).
>
>   [2/5]: t7502: factor out autoident prerequisite
>
> Same as before. Patch 5/5 depends on it.
>
>   [3/5]: ident: make user_ident_explicitly_given static
>
> Same as before. Cleanup.
>
>   [4/5]: ident: keep separate "explicit" flags for author and committer
>
> Same as before. Cleanup. I do not know if anybody will ever care about
> the corner cases it fixes, so it is really just being defensive for
> future code.
>
>   [5/5]: t: add tests for "git var"
>
> Tests split out from he "git var can take multiple values" patch.
>
> Dropped were:
>
>   - "git var" can take multiple values. Nobody really cares about doing
>     so, and it's an external interface, so we'd have to support it
>     forever.
>
>   - exporting "explicit ident" flag via "git var"; same reasoning as
>     above
>
>   - Git.pm supporting explicit ident; ditto
>
>   - send-email prompting change; obsoleted by Felipe's patch