[tracker] (11 commits) ...Merge branch 'sam/debug-more' into 'master'

[Sam Thursfield <sthursfield src gnome org>]

Summary of changes:

  8a78723... tests: Remove obsolete method of setting ontology location (*)
  4dc6538... Add TRACKER_DEBUG=collation,sqlite flags (*)
  4880327... Move more debug messages to TRACKER_DEBUG=ontology-changes (*)
  7f8afbb... Move some debug output to TRACKER_DEBUG=collation (*)
  68f08f4... Move some debug messages into TRACKER_DEBUG=sqlite (*)
  797c63a... funtional-tests/ontology-changes: Close connection to avoid (*)
  268ea9a... tests/libtracker-fts: Find stop words correctly (*)
  e0e2847... tests/libtracker-sparql: Don't print too much debug info by (*)
  7c8e9bd... tests: Remove custom log handler (*)
  0a862d4... Add TRACKER_DEBUG=sparql (*)
  79edc3c... Merge branch 'sam/debug-more' into 'master'

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