[rygel] (36 commits) Non-fast-forward update to branch wip/acl

[Jens Georg <jensgeorg src gnome org>]

The branch 'wip/acl' 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:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  f248325... rygel: Add initial ACL support
  a8ee372... Add DBus ACL provider
  b0789bc... Add simple dialog

Commits added to the branch:

  5e7ec55... ui: Port from Dialog to Window (*)
  e11a6b5... renderer-gst: Fix duration/position (*)
  0c32705... renderer-gst: Update video duration (*)
  b566af9... core: Work-around bgo#725194 (*)
  850ade9... renderer-gst: Use duration from meta-data (*)
  87c720e... librygel-renderer: avoid using the http_proxy environment v (*)
  ee5a0e7... server: Pass more metadata on object creation (*)
  7742b82... server: Fix order of fetching/adding (*)
  47fb964... renderer-gst: Use dlna+http[s] virtual protocol (*)
  605eae6... build: Re-enable strict vala, disable deprecation (*)
  8a45929... server: Set HTTP version as late as possible (*)
  1903a5e... server: Port media-art lookup to libmediaart (*)
  124cb22... server,media-export: Use libmediaart for storing (*)
  404b6f0... media-export: Also extract sidecar media-art (*)
  3198d41... engine-gst: Prevent critical after streaming (*)
  65965a0... server: Prevent critical on upload (*)
  a2fe15d... media-export: Prevent warning on upload (*)
  8d70150... test: Remove album art spec test (*)
  67adb57... tests: Fix object creator test (*)
  cb5f163... i18n: Fix POTFILES.in (*)
  c70a2a3... media-export: Make grace period configurable (*)
  da483d6... media-export: Small style fix (*)
  e8c8498... media-export: Fix album art for m4a files (*)
  6b4cb6b... Updated Spanish translation (*)
  412a3a1... rygel: Introduce -r/--replace option (*)
  288fb02... doc: Update manpage (*)
  d442db5... renderer: Clear timeout after removing it (*)
  8360c5b... server: Add AudioItem documentation (*)
  6705f80... all: Bump API and ABI version (*)
  c86ce40... server: Move date and creator to MediaObject (*)
  f08c044... server: Move properties up the hierarchy (*)
  eabd7cf... server: Prevent potential null dereference (*)
  54fb2af... test: Remove deprecated functions (*)
  b4fa071... rygel: Add initial ACL support
  63226ba... Add DBus ACL provider
  53091f0... Add simple dialog

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