branch master updated (af3f644 -> cbe0af1)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  af3f644   gnu: racket: Update to 6.8.
       new  efe7d19   services: 'service-parameters' becomes 'service-value'.
       new  f816dba   ui: Gracefully report '&message' conditions.
       new  1bb895e   services: Service types can now specify a default value 
for instances.
       new  3d3c565   services: Add a default value to various service types.
       new  cbe0af1   tests: dicod: Bail out if we cannot connect within 20 
seconds.

The 5 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:
 doc/guix.texi               | 62 +++++++++++++++++++++++++---------
 gnu/services.scm            | 81 ++++++++++++++++++++++++++++++++++++++-------
 gnu/services/admin.scm      |  5 +--
 gnu/services/base.scm       |  6 ++--
 gnu/services/cups.scm       |  4 ++-
 gnu/services/dict.scm       |  3 +-
 gnu/services/mcron.scm      |  5 +--
 gnu/services/networking.scm | 21 ++++++++----
 gnu/services/pm.scm         |  3 +-
 gnu/services/ssh.scm        |  5 +--
 gnu/system.scm              |  8 ++---
 gnu/tests/base.scm          |  2 +-
 gnu/tests/dict.scm          |  9 ++---
 guix/scripts/system.scm     |  6 ++--
 guix/ui.scm                 | 20 ++++++++---
 tests/services.scm          | 15 +++++++--
 16 files changed, 192 insertions(+), 63 deletions(-)