[gnome-panel] (20 commits) ...[panel] Fix removing applets that fail to load

[Vincent Untz <vuntz src gnome org>]

Summary of changes:

  060e363... Remove bonobo dependency (*)
  dd76f03... [applets-manager] Make sure there aren't duplicated applet  (*)
  6b05adb... [applets-manager] Applet paths that appear first should tak (*)
  8ddaa9e... [applets-manager] Check directory when updating an applet f (*)
  f03b5a7... Rename PANEL_OBJECT_BONOBO as PANEL_OBJECT_APPLET (*)
  9a93e1f... Remove bonobo from gnome-panel-add script too (*)
  28b9807... Bump glib requirements and use GDBus instead of eggdbus (*)
  8924735... Do not unwatch name when factory name appears (*)
  d5d4824... Port panel shell to GDBus (*)
  4ec6c71... Merge branch 'master' into bonobo-less (*)
  bd8305f... [panel] Use a gio extension point to handle applets (*)
  4bfab5e... Update to new GDBus API (*)
  73ffa70... [all] Various cleanups/tiny fixes (*)
  8d3aacc... Merge remote branch 'origin/bonobo-less' into bonobo-less (*)
  9082d7e... [build, libpanel-applet] Rename the library to libpanel-app (*)
  cacf025... [libpanel-applet-bonobo] Add a module to load bonobo applet (*)
  044ec26... [panel] PanelAppletFrame needs to be a subclass of GtkEvent (*)
  96fa5d9... [panel] Fix a crash when an applet cannot be loaded (*)
  1f82312... [panel] Make sure that newly-created panels become unhidden (*)
  2de4df8... [panel] Fix removing applets that fail to load (*)

(*) This commit already existed in another branch; no separate mail sent