[PATCH v5 1/4] emacs: show: modify insert-part-header to save the button text

[David Bremner]

Mark Walters <markwalters1009 at gmail.com> writes:

> This just make notmuch-show-insert-part-header save the basic button
> text for parts as an attribute. This makes it simpler for the button
> action (added in a later patch) to reword the label as appropriate (eg
> append "(not shown)" or not as appropriate).

Pushed. At a quick try, it seems very nice. 

I had to rebase patch 2, please double check I didn't mangle something.

Also, definitely NEWS-worthy...

d