[tracker-miners] (17 commits) ...Merge branch 'wip/carlosg/perf-squeeze' into 'master'

[Sam Thursfield <sthursfield src gnome org>]

Summary of changes:

  9c14279... tracker-miner-fs: Drop special case for update vs create (*)
  91e6b2f... libtracker-miner: Add notifier query to check for file exis (*)
  fb1a99c... libtracker-miner: Simplify URN getters (*)
  81d0dfb... libtracker-miner: Rework pre-caching of information element (*)
  e81f23b... libtracker-miner: Do not force URN query from the upper lay (*)
  97ce195... libtracker-miner: Perform URN queries in the tracker:FileSy (*)
  42b506b... tracker-miner-fs: Move files into the tracker:FileSystem gr (*)
  eca20b6... libtracker-miner: Drop filter_event vfunc (*)
  51f933e... libtracker-miner: Drop unused enum (*)
  60dfe7e... libtracker-miner: Move Update misc data to being GTask data (*)
  dea42e6... tracker-miner-fs: Restore --no-daemon functionality (*)
  a913c4d... tracker-miner-fs: Add --dry-run commandline argument (*)
  464e08c... libtracker-miner: Wait for the sparql buffer to be full bef (*)
  08a5cc5... tracker-miner-fs: Preempt graph creation (*)
  f8dffcc... tracker-miner-fs: Process only one item at a time (*)
  760cc6b... libtracker-miner: Gather as many SPARQL updates as possible (*)
  1420311... Merge branch 'wip/carlosg/perf-squeeze' into 'master'

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