branch master updated (6e6a040 -> 264fded)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  6e6a040   doc: Fix incorrect use of @xref.
       new  3667bb6   size: Disable grafts.
       new  f09aea1   store: 'references/substitutes' caches its results.
       new  cc27dbc   substitute: Remove dead code.
       new  d262a0f   http-client: Add #:keep-alive? parameter.
       new  026ca50   substitute: Keep the initial connection alive.
       new  264fded   grafts: Update the narinfo cache before building a 
derivation.

The 6 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:
 guix/grafts.scm             |    6 ++
 guix/http-client.scm        |    9 +++-
 guix/scripts/size.scm       |   33 +++++++------
 guix/scripts/substitute.scm |  110 +++++++++++++++++++++++++++----------------
 guix/store.scm              |   18 ++++++-
 5 files changed, 117 insertions(+), 59 deletions(-)