[tracker] (6 commits) ...libtracker-data: Remove the unused contents.db

[Jürg Billeter <juergbi src gnome org>]

Summary of changes:

  bde953e... libtracker-data: Replace interrupt_thread by GCancellable (*)
  4863867... libtracker-data: Do not fetch resource count in read-only m (*)
  0f38bd0... libtracker-data: Do not reindex in read-only mode (*)
  d4d30d4... libtracker-data: Do not cope with ontology changes in read- (*)
  2f03be8... libtracker-data: Remove storing of local locale for no reas (*)
  4b847d9... libtracker-data: Remove the unused contents.db (*)

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