[tracker] (18 commits) Created branch wal

[Jürg Billeter <juergbi src gnome org>]

The branch 'wal' was created.

Summary of new commits:

  b049375... libtracker-data: Enable Write-Ahead Logging in SQLite
  89a7518... libtracker-data: Do not use overly large transactions anymo
  f0b514d... tracker-store: Drop special batch handling
  1ebd738... libtracker-data: Disable shared cache, required for paralle
  8099015... tracker-store: Allow running queries while update is runnin
  f4762c0... tracker-store: Store sender for turtle import tasks as well
  9410321... tracker-store: Never try to process more than 1 million eve
  aad954e... tracker-store: Turtle import improvements
  1da6509... libtracker-data: Add tracker_data_load_turtle_file
  3a89046... tracker-store: Use tracker_data_load_turtle_file
  1ca3215... libtracker-data: Also delete -shm and -wal files when delet
  97c8089... libtracker-data: Allow multiple statement instances for the
  9a9f928... libtracker-data: Use single DB file
  916fc39... libtracker-data: Remove tracker-sparql-query.h from public 
  4f6a5fc... Update .gitignore
  698f98c... tracker-store: Allow disabling CPU affinity with env var
  2644b55... libtracker-data: Don't leak in_use_filename in db-manager
  b919e1c... libtracker-data: remove all null checks before g_free() in