Updating tags when replying or forwarding via a buffer-local variable

[Örjan Ekeberg]

Updated version of the patches that add references to forwarded
messages, and tags to the messages being forwarded.
This version has some cleanups and adds code for testing the
functionality for forwarded messages.

Örjan Ekeberg (4):
  emacs: Add References header to forwarded messages
  emacs: Use a buffer-local variable to update tags when sending replies
  emacs: Tag forwarded messages with +forwarded (customizable)
  test: add test for checking forwarded messages

 emacs/notmuch-message.el      | 37 +++++++++++++++++++++++++++--------
 emacs/notmuch-mua.el          | 26 +++++++++++++++++++++---
 test/T730-emacs-forwarding.sh | 35 +++++++++++++++++++++++++++++++++
 3 files changed, 87 insertions(+), 11 deletions(-)
 create mode 100755 test/T730-emacs-forwarding.sh

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2.20.1