branch master updated (6a3b476 -> cedb079)

[guix-commits]

civodul pushed a change to branch master
in repository guix.

    from 6a3b476  gnu: Add atomicparsley.
     new d3f0275  offload: Export <build-machine> accessors.
     new c9278dc  offload: Adjust default 'max-silent-time' value of 
'open-ssh-session'.
     new 952ed95  gnu: python-invoke: Update to 1.4.1.
     new 634ce81  gnu: python-robotframework: Update to 3.2.2.
     new a27ed9d  gnu: python-robotframework-lint: Update to 1.1-0.b0619ac.
     new 52c86fe  gnu: Add python-imap-tools.
     new e220b77  gnu: python-imap-tools: Update to 0.29.0.
     new 3b6e4e5  services: guix: Make /etc/guix/acl really declarative by 
default.
     new c6ef627  doc: Add "Getting Substitutes from Other Servers" section.
     new cedb079  news: Add entry for the declarative substitute ACL.

The 10 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 doc/guix.texi                   | 158 ++++++++++++++++++++++++++++++++++++++--
 etc/news.scm                    |  35 +++++++++
 gnu/packages/python-web.scm     |  27 +++++++
 gnu/packages/python-xyz.scm     |  32 +++++---
 gnu/services/base.scm           |  16 +++-
 gnu/services/virtualization.scm |  11 ++-
 guix/scripts/offload.scm        |  28 +++++--
 7 files changed, 280 insertions(+), 27 deletions(-)