Changes:
- Renamed Challenge Points to Library Tokens
- You can now purchase Boosts from the Shop, which will be used to help you out for a single run (Atrium customization will be added to the Shop at a later time)
- Shop interactables will now only have its particle effect active while a Boost is readied
- The target Chamber on Challenge Runs will now always contain the Entity for that run
- The Guardian now reacts faster after 350 books are collected, and moves faster after 650 books are collected
- Changed maximum Chamber calculation to be twice the number of Bibliotheca Infiniti volumes you have plus 50 (was previously plus 48)
- Slight modification to some tutorial messages
