branch master updated (9268a3c -> 50b97d1)

[Tobias Geerinckx-Rice]

nckx pushed a change to branch master
in repository guix.

      from  9268a3c   gnu: Add missing copyright line.
       new  c6220b1   gnu: Add libb2.
       new  19278d8   gnu: borg: Unbundle libb2.
       new  aba7d8e   gnu: nano: Update to 2.9.2.
       new  50b97d1   gnu: youtube-dl: Update to 2018.01.07.

The 4 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/packages/backup.scm |  8 ++++++--
 gnu/packages/crypto.scm | 44 +++++++++++++++++++++++++++++++++++++++++++-
 gnu/packages/nano.scm   |  5 +++--
 gnu/packages/video.scm  |  6 +++---
 4 files changed, 55 insertions(+), 8 deletions(-)