[tracker] (10 commits) ...Merge branch 'wip/carlosg/split-dataobject-informationelement' into 'master'

[Carlos Garnacho <carlosg src gnome org>]

Summary of changes:

  f022da2... libtracker-data: Fix retrieval of old datetime values for u (*)
  c08a372... tests: Add tests for insertion of dates with UTC offsets (*)
  da56fb7... libtracker-direct: Fix notification of create events (*)
  be51f2f... libtracker-data: Avoid clearing an already empty FTS row (*)
  601c324... tests: Add test for property path queries on non-existent g (*)
  3bc696f... libtracker-data: Handle property path subqueries on unknown (*)
  1dab90f... trackertestutils: Make await_update handle for InformationE (*)
  445ae0f... trackertestutils: Prepare for DataObject/InformationElement (*)
  569b0a9... libtracker-sparql: Don't skip TrackerResources by URI (*)
  dcfe6da... Merge branch 'wip/carlosg/split-dataobject-informationeleme

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