[tracker] (18 commits) Created branch wip/sam/carlosg/direct-rewrite

[Sam Thursfield <sthursfield src gnome org>]

The branch 'wip/sam/carlosg/direct-rewrite' was created.

Summary of new commits:

  74b0d46... libtracker-direct: Rewrite in C
  5530cbc... libtracker-direct: Add internal TrackerDataManager getter
  c33fe80... tracker-store: Do not freeze events during TTL load
  992ab2b... libtracker-data: Remove TRACKER_DB_MANAGER_REMOVE_CACHE fla
  c04f538... libtracker-direct: Add internal function to set additional 
  0b1b500... libtracker-direct: Add sync() call
  f232386... libtracker-data: Drop CommitType
  7002be4... libtracker-data: Move TrackerClass event maintenance to tra
  680fd0d... tracker-store: Do immediate GraphUpdated emission checks on
  8d6e698... tracker-store: Protect event batches with a mutex
  64ebded... tracker-store: Give ownership of writeback events on get_re
  f6e49b1... tracker-store: Refactor writeback signal emission into sepa
  ec79fb5... tracker-store: Protect ready writeback events with mutex
  7e1c860... tracker-store: Push TrackerData hooks down to Tracker.Store
  428c8cc... libtracker-data: Move notify_transaction() down to libtrack
  e74bb17... tracker-store: Use TrackerDirectConnection underneath
  1b14115... libtracker-direct: Remove unused variables
  1539582... Update meson build system for libtracker-direct changes