[tracker] (18 commits) Created branch wal

[Jürg Billeter <juergbi src gnome org>]

The branch 'wal' was created.

Summary of new commits:

  0fb8f6d... libtracker-data: Enable Write-Ahead Logging in SQLite
  aa79fcb... libtracker-data: Do not use overly large transactions anymo
  1a31e6d... tracker-store: Drop special batch handling
  0c86140... libtracker-data: Move SQLite threading mode setting to open
  54a22ff... libtracker-data: Disable shared cache mode
  e6750e5... tracker-store: Allow running queries while update is runnin
  c63f196... tracker-store: Store sender for turtle import tasks as well
  560137b... tracker-store: Never try to process more than 1 million eve
  a05d253... tracker-store: Turtle import improvements
  bb2f5cf... libtracker-data: Add tracker_data_load_turtle_file
  cc9f7d9... tracker-store: Use tracker_data_load_turtle_file
  58d3892... libtracker-data: Also delete -shm and -wal files when delet
  5e05cb1... libtracker-data: Allow multiple statement instances for the
  7fd4288... libtracker-data: Use single DB file
  08add35... libtracker-data: Remove tracker-sparql-query.h from public 
  750d8b3... tracker-store: Allow disabling CPU affinity with env var
  1320f38... libtracker-data: Don't leak in_use_filename in db-manager
  d1fa4cd... libtracker-data: remove all null checks before g_free() in