[rygel] (15 commits) Non-fast-forward update to branch wip/update-object

[Krzesimir Nowak <krnowak src gnome org>]

The branch 'wip/update-object' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 http://live.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  e7141df... wip: Add UpdateObject action and an unfinished ItemUpdater.
  2332fd3... wip: Finish ItemUpdater.
  5f6a46e... wip: Adapt to new vapi

Commits added to the branch:

  175cfe6... docs: Mention basic usage (headers, cflags/libs, pkg-config (*)
  6eda5c6... docs: Explain modules, plugins, and players a bit more (*)
  c391437... gstreamer: Fix DLNA profiles (*)
  e059916... docs: Correct the MediaRenderer docs. (*)
  230a684... core: Don't search for modules hidden folders (*)
  51f60a4... renderer-gst: Add AAC mime-types (*)
  53afa65... Add an example server plugin (*)
  dc4ee2a... Remove the test plugin (*)
  6c937ac... renderer: Add MediaPlayer documentation (*)
  ad2c02e... core: Plugin: Mention MetaConfig (*)
  72bc4c3... wip: Add UpdateObject action and an unfinished ItemUpdater.
  90de19d... wip: Finish ItemUpdater.
  eb00697... wip: Adapt to new vapi
  905a93c... wip: Add RygelUpdatableObject for storing metadata in persi
  1ca1aa1... wip: Code style fixes

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