[tracker/writeback] (23 commits) ...Location writeback support for XMP formats

[Philip Van Hoof <pvanhoof src gnome org>]

Summary of changes:

  18b44e0... NMO: Add some comments (*)
  28082f3... Add empty ontology-sections.txt. (*)
  efa1048... Fixed make distcheck failure trying to build unused dir (*)
  30a25c1... Fixed ontology-graph inserting into an uninitialised GList (*)
  c44c9d9... Fix distcheck when generating ontology docs. (*)
  c7448c7... libtracker-db: Updated DB version for new schema changes (*)
  b3960fe... Bumped version to 0.7.12 (*)
  b56e879... Make graphviz a build dependency but only with gtk-doc enab (*)
  d4007ac... Removed ontology.png since this is generated now (*)
  bc5c029... Attempting to resolve more make distcheck issues (*)
  51d6d50... Distcheck fixes. (*)
  7b3bf39... Updated NEWS for release (*)
  f429ef1... Disable nautilus extension for make distcheck to work (*)
  a4c8cba... Fixed --disable-nautilus-extension which was broken (*)
  7cdd786... Fixed last of the make distcheck failures yay! (*)
  3e9b24c... Updated Spanish translation (*)
  5b3830f... src/plugins/nautilus: Fixed crasher when right clicking on  (*)
  2f8ce0f... src/plugins/nautilus: Use g_debug() instead of g_print(). (*)
  e01ebfd... Cleanup XMP extractor (*)
  b84be4f... Fixed copypaste error, left-top orientation of XMP (*)
  1c5289e... Added missing location fields (*)
  69909a7... Merge branch 'master' into writeback
  6ad9138... Location writeback support for XMP formats

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