how about message-citation-line-format (was: Re: [PATCH v2 5/4] emacs: Add customization for the first line of quotes.)

[Gregor Zattler]

Hi Adam, notmuch developers,
* Adam Wolfe Gordon <awg+notmuch at xvx.ca> [16. Jan. 2012]:
> Add a customization option, notmuch-mua-reply-quoth, which controls
> the first line of the reply body (typically, "On %date%, %from% wrote:").
> This allows users who like other styles or correspond in other languages
> to set an appropriate line using any of the quoted message's headers.

I really missed this feature in notmuch.  There is already
message-citation-line-format which is part of message mode or
gnus and is not used in notmuch.  Wouldn't it be more consistent
to reuse this?


Ciao; Gregor