branch master updated (8347c12 -> dc1bd2b)

[Leo Famulari]

lfam pushed a change to branch master
in repository guix.

      from  8347c12   gnu: python-xcffib: Update to 0.5.1.
       new  c0f5b80   gnu: Add python-packaging.
       new  dc1bd2b   gnu: python-cryptography: Update to 1.8.2.

The 2 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/python.scm | 53 +++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 45 insertions(+), 8 deletions(-)