branch master updated (564cf93 -> ab6caf4)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository guix.

      from  564cf93   gnu: ocaml: Update to 4.7.0.
       new  b297934   activation: Aways pass '-d HOME' to 'useradd'.
       new  46c296d   bootloader: De-monadify configuration file generators.
       new  a7ef45d   system: Simplify kernel argument handling.
       new  e34ae75   linux-initrd: Return file-like objects instead of monadic 
values.
       new  35b4468   system: De-monadify 'operating-system-boot-parameters'.
       new  5ece56d   system: Please Emacs.
       new  9782c82   system: De-monadify 'operating-system-bootcfg'.
       new  8bff7dc   vm: Remove explicit calls to 
'operating-system-derivation'.
       new  6e47628   guix system: Simplify bootloader package handling.
       new  52ee447   guix system: De-monadify bootloader installation script.
       new  ab6caf4   guix system: Clarify 'perform-action'.

The 11 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               |  14 +--
 gnu/bootloader/extlinux.scm |   6 +-
 gnu/bootloader/grub.scm     | 104 ++++++++++------------
 gnu/bootloader/u-boot.scm   |   5 --
 gnu/build/activation.scm    |  17 ++--
 gnu/system.scm              | 166 +++++++++++++++++-----------------
 gnu/system/linux-initrd.scm |  13 ++-
 gnu/system/vm.scm           | 210 +++++++++++++++++++++-----------------------
 gnu/tests/base.scm          |  11 ++-
 guix/scripts/system.scm     |  89 ++++++++++---------
 10 files changed, 308 insertions(+), 327 deletions(-)