Log all changes of user trust level by an admin
If the change doesn't go through, don't log anything
Fix order of View table in exporter
Refactor temp directory methods into helper module
Merge pull request #1165 from novemberkilo/feature/log-trust-level-boosts

Log all changes of user trust level by an admin
Merge pull request #1127 from rylnd/refactor_tmp_directory

Refactor #tmp_directory into helper module
Add a BIG WARNING to queue_jobs site setting
Add `deleted_by` to `Trashable` tables