[shepherd] branch master updated (f13542d -> cddf6a5)

[Ludovic Courtès]

civodul pushed a change to branch master
in repository shepherd.

      from  f13542d   Asking for the doc of unknown actions raises an error.
       new  5f11269   service: Rename 'services' variable to '%services'.
       new  c9dc77e   service: Improve style of 'for-each-service'.
       new  d5381bd   service: 'service-list' returns unique services.
       new  52729f3   service: Add docstring to 'lookup-services'.
       new  cddf6a5   Rename 'dmd' service to 'root'.

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:
 modules/herd.scm             |   12 +++--
 modules/shepherd.scm         |   10 ++--
 modules/shepherd/service.scm |   92 +++++++++++++++++++++++-------------------
 modules/shepherd/support.scm |    4 +-
 shepherd.texi                |   57 +++++++++++++-------------
 tests/basic.sh               |   28 ++++++------
 tests/no-home.sh             |    4 +-
 tests/respawn.sh             |    2 +-
 tests/status-sexp.sh         |   19 +++++----
 9 files changed, 120 insertions(+), 108 deletions(-)