[nongnu] elpa/helm updated (39e67c7b1a -> cbe975f1d1)

[ELPA Syncer]

elpasync pushed a change to branch elpa/helm.

      from  39e67c7b1a Ensure helm-mm-match/search is not used when one of the 
helm-mm-*
       new  f2ece2c82e Try to improve phrasing in NEWS
       new  9fd73d2b09 Same change as for HFF about :match and :diacritics in 
helm-mode
       new  0737ed9648 Show keymaps in C-h d
       new  cbe975f1d1 No need to use :must-match in read-file-name


Summary of changes:
 NEWS.org     | 11 ++++++-----
 helm-core.el |  2 +-
 helm-mode.el |  7 ++++---
 3 files changed, 11 insertions(+), 9 deletions(-)