master updated (6e3017d -> b5e3cc3)

[Stefan Monnier]

monnier pushed a change to branch master.

      from  6e3017d   Fix a recent change of 'undo-redo' binding
       new  a5b761e   * lisp/org/ox-koma-letter.el: Use lexical-binding
       new  b5e3cc3   * lisp/org/ob-julia.el: Use lexical-binding


Summary of changes:
 lisp/org/ob-julia.el       | 67 ++++++++++++++++++++++++++--------------------
 lisp/org/ox-koma-letter.el | 28 ++-----------------
 2 files changed, 40 insertions(+), 55 deletions(-)