Implement unittests for admin and fix bugs from such tests
Merge remote-tracking branch 'origin/refactor-db' into refactor-db

* origin/refactor-db:
  removed unused scheduler thread pool (makerpope)
  pope
  resupports of file upload, database is locked
  fixed file listing for wb/receiver removing Folder corpses
  fixed mistake in strong_receiver_validate
  cleaning up startglobaleaks, adding colorized fanky shit