add " " between :EMAIL: and 'mail' move the cursor to the left of 'name'
When marking headers as 'deferred' (with '*'), and executing them ('x'), you can now also apply arbitrary header actions to them.
Mention matching, retrieving the mailing-list value (if any)
with :thread-subject field, we attempt to only show one subject per thread, somewhat like mutt does it. the current implementation is straightforward, but does not take into account whether the thread-subject is currently visible on the screen, which is a bit tricky to implement
Closes #592 Uses open-pipe* to ensure that escaping isn't needed (seen in md5sum) since arguments are passed. Also see this discussion: http://thread.gmane.org/gmane.lisp.guile.user/11777 Experimental feature... be careful.
Provide the number of lines saved in a draft message
Rework the handling of URIs in the view a bit; add a functionto save URLs to the kill ring. Also add mu4e-view-for-each-uri to iterate over them.
Don't use our own URL-matching regexp, use the one that emacs provides (in thing-at-point), which is a bit more general, and seems to better handle some URLs.