[BUG] notmuch-emacs highlights '>' quoted wrapped lines incorrectly

[David Edmondson]

On Fri, Jan 06 2017, Tomi Ollila wrote:

> On Thu, Jan 05 2017, David Edmondson <dme at dme.org> wrote:
>
>> On Thu, Jan 05 2017, Jani Nikula wrote:
>>
>>> When the show view in notmuch-emacs highlights quoted text, any long,
>>> folded lines in quotes prefixed using '>' fail to be highlighted. Quotes
>>> prefixed using '> ' work fine. See below.
>>
>> Maybe fiddle with `coolj-line-prefix-regexp', which is "^\\(>+ \\)*" by
>> default (note the space).
>>
>> "^\\(>+ ?\\)*" gets it working, but I didn't think through all of the
>> consequences.
>
> How does that behave different than "^\\(>+\\)*" (quick thougth (also))?

The first matches all of "> > " (which I receive sometimes), the latter
doesn't.