NXP-13338: Fix sync root registeration of a folder for which the path is included in one of the existing sync root's paths
NXP-13347: Invalidate user profile cache when cleaning up test setup
NXP-13366:  Fix max_loops semantics in Synchronizer.loop(): max_loops=1 now means not more than 1 loop
NXP-13364: Don't consider metadata update (other than title) on a remote folder as a remote modification
NXP-13365: Add some tests on concurrency issues