Move Quest core logic into its own class. #2807

9 / 9 tasks completed

All tasks have been completed

Task	Status
I made sure my contribution fulfills the requirements.	Completed
... test their changes?	Completed
... update the Changelog?	Completed
... update the Documentation?	Completed
... adjust the ConfigPatcher?	Completed
... solve all TODOs?	Completed
... remove any commented out code?	Completed
... add debug messages?	Completed
... clean the commit history?	Completed