[tracker] (17 commits) Non-fast-forward update to branch wip/sam/resource

[Sam Thursfield <sthursfield src gnome org>]

The branch 'wip/sam/resource' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  b79daed... tracker-extract: Fix error handling in tracker-extract-pers
  a6d0bd5... Bump GLib dependency to 2.44
  f98cf57... tests: Give tracker-test.c a slightly better name
  8e23315... libtracker-sparql: Add TrackerResource class
  b3a4c6c... tests: Add unit test for tracker-resource
  820d445... libtracker-extract: Allow using TrackerResource instead of 
  07bee8a... tracker-extract: Use TrackerResource in some extractors
  9664a24... Make `tracker-extract --file` silent when --verbosity=0
  311c839... cli: Add `tracker extract` command
  b236916... Rewrite tracker-extract man page
  197a40b... cli: Add --verbosity option to `tracker extract`
  6cf5926... Merge branch 'wip/sam/extract-command' into wip/sam/resourc
  cdf11ab... tracker-extract: Fix resource API usage in gstreamer extrac
  a1c689e... Groundwork for tracker-extract JSON output
  1fef92f... libtracker-extract: Improve TrackerResource support
  dead010... libtracker-sparql: Work on JSON-LD serialisation for tracke
  7122b29... fixup! libtracker-sparql: Work on JSON-LD serialisation for
  e5234bf... tracker-extract: Convert MP3 extractor to TrackerResource
  d4ee5c6... Enable experimental --output-format=json-ld for TrackerExtr

Commits added to the branch:

  183f017... Bump GLib dependency to 2.44
  741faff... tests: Give tracker-test.c a slightly better name
  83a0603... libtracker-sparql: Add TRACKER_TYPE_URI
  f4953c5... libtracker-sparql: Add TrackerResource class
  3342d8f... tests: Add unit test for tracker-resource
  d6c020c... libtracker-extract: Allow using TrackerResource instead of 
  d200b12... libtracker-extract: Improve TrackerResource support
  7e4ce58... tracker-extract: Use TrackerResource in some extractors
  c91fa57... Make `tracker-extract --file` silent when --verbosity=0
  547dadf... cli: Add `tracker extract` command
  ce2a1f0... Rewrite tracker-extract man page
  dad61cd... cli: Add --verbosity option to `tracker extract`
  8b57883... libtracker-sparql: Add SPARQL serialisation to tracker-reso
  f4201ef... Groundwork for tracker-extract JSON output
  a2920b6... libtracker-sparql: Add JSON-LD serialisation to TrackerReso
  c9dab4e... Enable experimental --output-format=json-ld for TrackerExtr
  1801aec... tracker-extract: Use TrackerResource SPARQL generation for