v0.8.1

Fix: Removed singleton reference within its own script (will throw an error if you don't use 'LogDuck' as your autoload name)
Fix: Argument separator from LogDuckSettings is ignored. #2
Fix: Boolean argument not printed when it's false. #1
Fix: Renamed preface_debug to prefix_debug, and rich_preface_debug to rich_prefix_debug

Thanks to lrsp for reporting issues!