[elpa] externals/emms updated (1cbc3af -> c42fab5)

[ELPA Syncer]

elpasync pushed a change to branch externals/emms.

      from  1cbc3af   * doc/developer-release.txt: add note about AUTHORS.
       new  bc0d2ec   * emms-volume.el: load sndioctl
       new  c42fab5   release 7.7


Summary of changes:
 NEWS           |  7 +++++++
 emms-volume.el | 11 ++++++++---
 emms.el        |  4 ++--
 3 files changed, 17 insertions(+), 5 deletions(-)