branch dbus-update updated (5e3bfe9 -> 2690978)

[Ludovic Courtès]

civodul pushed a change to branch dbus-update
in repository guix.

      from  5e3bfe9   gnu: inkscape: Fix build with newer GLibmm.
       new  4a663ca   services: dbus: Honor the config's dbus package.
       new  da51f5b   gnu: dbus: Add variant with proper helper for service 
activation.
       new  cde0402   services: dbus: Support service activation.
       new  2690978   services: Rely on D-Bus activation for colord, geoclue, 
and polkit.

The 4 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:
 gnu-system.am                                      |    1 +
 gnu/packages/glib.scm                              |   12 +++
 gnu/packages/patches/dbus-helper-search-path.patch |   18 ++++
 gnu/services/dbus.scm                              |   86 +++++++++++++++-----
 gnu/services/desktop.scm                           |   50 +-----------
 5 files changed, 98 insertions(+), 69 deletions(-)
 create mode 100644 gnu/packages/patches/dbus-helper-search-path.patch