[tracker] (23 commits) Created branch writeback

[Philip Van Hoof <pvanhoof src gnome org>]

The branch 'writeback' was created.

Summary of new commits:

  a91a514... All miner SPARQL Update queries need FROM or INTO to avoid 
  aeba16a... Signalling Writeback in case a property marked as tracker:w
  6c528b6... Add initial tracker-writeback implementation.
  b12bd64... Changed from using a method to listening on the Writeback s
  cbed43d... TrackerWriteback: add dummy module.
  71895d8... tracker-writeback: Hook writeback modules to the dispatcher
  af1d9b6... Implemented writeback for MP3's Title field using id3lib
  28ee4c3... Only report writeback for default graph
  071fcb7... Pass the known list of rdf:types to the Writeback signal
  7566e0c... Added filter for the list of rdf:type being passed vs. modu
  22a771c... Renamed a variable for clarity
  e7664bb... tracker-file-utils.c: Add file locking API.
  201e624... TrackerWritebackFile: Added base implementation for local f
  fa9a428... TrackerWritebackMP3: Make it inherit from TrackerWritebackF
  0c9753e... TrackerWritebackDispatcher: add sanity check on returned me
  8030512... Added writeback module for XMP
  b7bf5ed... Delete existing before setting new
  1c1c63b... Fixed the writeback module for XMP, now exiftool shows the 
  1438d5a... Fixed array index out of bounds error message from exempi
  1feaf07... Improvements for the XMP and MP3 writeback modules
  962a021... Renamed a type define to better reflect the content
  aa01ba0... Restrict supported filetypes for the XMP writeback module
  44d2b88... Handling writeback in tracker-miner-fs