[grilo-plugins] (50 commits) ...ci: Build and test the new tracker 3 plugin

[Carlos Garnacho <carlosg src gnome org>]

Summary of changes:

  8997591... plugins: Add tracker3 plugin (*)
  987135b... tracker3: Drop checks for special UPnP ontology (*)
  bb45603... tracker3: Drop browse-filesystem configuration option (*)
  97f5156... tracker3: Add store-path configuration option (*)
  c024173... tracker3: Drop show-documents configuration option (*)
  897962c... tracker3: Use TrackerSparqlStatement for queries (*)
  fbf7e70... tracker3: Drop dead nie:dataSource tracking code (*)
  af9c1af... tracker3: Make sources manage notifications (*)
  5192fe3... tracker3: Drop unused query define (*)
  8681090... tracker3: Clean up tracking of multiple data sources (*)
  9555ebe... tracker3: Drop row accounting from GrlTrackerOp (*)
  dfc855a... tracker3: Fold cancellable check with other error handling (*)
  f87957e... tracker3: Drop cursor argument from GrlTrackerOp (*)
  60b42ba... tracker3: Drop request queue (*)
  def496c... tracker3: Drop GrlTrackerSource::constructed vfunc (*)
  a655ef1... tracker3: Drop pointless warning (*)
  4f2467b... tracker3: Assign a sparql name to each metadata key (*)
  e3eaa4e... tracker3: Add a getter for the property path/subselect for  (*)
  d6002a4... tracker3: Add infrastructure to cache TrackerSparqlStatemen (*)
  b48044d... tracker3: Port get_media_from_uri() to the statement cache (*)
  e8b6b97... tracker3: Port test_media_from_uri() to the statement cache (*)
  b59c1c8... tracker3: Port grl_source_resolve() to the statement cache (*)
  f170c64... tracker3: Port grl_source_browse() to the statement cache (*)
  005143e... tracker3: Port grl_source_search() to the statement cache (*)
  6542352... tracker3: Port grl_source_query() to the statement cache (*)
  102a424... tracker3: Drop old sparql helper functions (*)
  26e858f... tracker3: Account for DataObject/InformationElement data sp (*)
  b86fbcd... tracker3: Handle errors on cursor_next() in resolve callbac (*)
  7f85b6c... tracker3: Use URNs as media IDs (*)
  99fe355... tracker3: Change title-from-filename handling (*)
  2691ca4... tracker3: Associate the SPARQL variable name to the grilo k (*)
  f352693... tracker3: Port store_metadata to tracker3 (*)
  f75a8dc... tracker3: Clean up no longer used code (*)
  18f3c43... tracker3: Clean up sparql-grilo key associations (*)
  823f51d... tracker3: Drop keys argument from GrlTrackerOp (*)
  d3e3b2f... tracker3: Simplify rdf:type to GrlTypeFilter conversion (*)
  d678d9f... tracker3: Let notification code figure out the media type (*)
  83f7b63... tracker3: Move away from g_type_class_add_private() (*)
  000e0ed... tracker3: Allow again full queries in grl_source_query() (*)
  692ceec... tracker3: Listen to notifications from tracker-miner-fs (*)
  184b709... tests: Add tests for the tracker3 plugin (*)
  3c1d2dc... build: Make tracker and tracker3 modules mutually exclusive (*)
  8ecc2a7... tracker3: Add configuration option to change miner service (*)
  1299c68... tracker3: Use nmm:artist for GRL_METADATA_KEY_ARTIST (*)
  e50ce34... tracker3: Update authors/contact for tracker3 module (*)
  9b8e3ba... tracker3: Ignore changes in unhandled graphs (*)
  81dbdfc... tracker3: Allow resolving medias just through their ID (*)
  24d3688... tracker3: Implement filtering and resolution of medias in c (*)
  56f293f... tests: Wait for inserted media in the tracker3 tests (*)
  0f021ee... ci: Build and test the new tracker 3 plugin (*)

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