master updated (d8d3d78e58c -> 88d1e9b436c)

[Mattias Engdegård]

mattiase pushed a change to branch master.

      from  d8d3d78e58c Fix async invocations in Dired with 'fish' shell
       new  5d15818b94c Minor optimisation of string-trim-left and 
string-trim-right
       new  88d1e9b436c Declare more functions as having important-return-value


Summary of changes:
 lisp/emacs-lisp/bytecomp.el |  2 +-
 lisp/subr.el                | 13 +++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)