master updated (d56b0b4 -> 8716f21)

[Mattias Engdegård]

mattiase pushed a change to branch master.

      from  d56b0b4   ; * lisp/subr.el (start-process-shell-command): Add 
missing period.
       new  36cd4f5   Reimplement gnus-thread-header in Lisp
       new  8716f21   Constant-propagate access to captured variables


Summary of changes:
 lisp/emacs-lisp/byte-opt.el            |  8 ++++++--
 lisp/gnus/gnus-sum.el                  | 24 +++++++-----------------
 test/lisp/emacs-lisp/bytecomp-tests.el |  6 ++++++
 3 files changed, 19 insertions(+), 19 deletions(-)