[tracker] (30 commits) Created branch wip/extract-graphs

[Martyn James Russell <mr src gnome org>]

The branch 'wip/extract-graphs' was created.

Summary of new commits:

  0c0073b... libtracker-sparql: Allow append() on embedded inserts in Tr
  f535dcd... libtracker-extract: Move TrackerExtractInfo out to its own 
  381fbaa... tracker-extract: Pass a TrackerExtractInfo to the exported 
  d5c45c8... tracker-extract: Add a "graph" parameter to dbus methods
  3d7caee... tracker-extract: Pass the graph down to extract modules
  db9da3a... tracker-extract: use provided graph when inserting keywords
  6adc7ea... tracker-extract: use provided graph when inserting keywords
  46c7da9... tracker-extract: use provided graph when inserting keywords
  03c74c0... tracker-extract: use provided graph when inserting keywords
  ae9be75... tracker-extract: use provided graph when inserting keywords
  275bdd8... Revert "ontology: Remove tracker:writeback property from na
  25423cc... libtracker-extract: Fixed some small coding style issues
  d6913b3... tracker-extract: Fix potential memory leak with XMP where s
  c63c857... tracker-extract: Fixed reference to non-existent variable
  ddb63c9... tracker-extract, mp3: Do all inserts in miner-fs's graph
  a59c1d5... examples/libtracker-extract: Fix mockup example's API usage
  3cd5582... tracker-extract, mp3: Don't use the graph in the deletes
  097932b... tracker-extract, flac: Do all inserts in miner-fs's graph
  20cf1b1... libtracker-extract: Fixed missing "Since" in documentation
  f8f1e48... tracker-extract, gif: Do all inserts in miner-fs's graph
  9734998... tracker-extract, gstreamer: Do all inserts in miner-fs's gr
  9104a64... tracker-extract, jpeg: Do all inserts in miner-fs's graph
  6643b4f... tracker-extract, libxine: Do all inserts in miner-fs's grap
  af29d59... tracker-extract, mplayer: Do all inserts in miner-fs's grap
  e988bd7... tracker-extract, pdf: Do all inserts in miner-fs's graph
  b85a1a5... tracker-extract, png: Do all inserts in miner-fs's graph
  18d9f53... tracker-extract, tiff: Do all inserts in miner-fs's graph
  4b074ad... tracker-extract, totem: Do all inserts in miner-fs's graph
  d75e229... tracker-extract, vorbis: Do all inserts in miner-fs's graph
  b7de36a... tracker-extract, libtracker-extract, xmp: Do all inserts in