Access is now done through a list of access lists, instead of the necessary/sufficient system that was extremely confusing.
Added a "deny" list so you can screw over sec.
Cleaned the API up so it all uses sets and such.
PDA now relays access read-only to fix edge cases.
* added Character Setup
* whoops
* reverted unrelated changes
* Made everything work post-rebase
* Removed unused PreferencesChanged event
* nope, don't need this
* HumanoidProfileEditorPanel -> HumanoidProfileEditor
* Set initial data for hair pickers
* Fixed nullable warning
* Renamed LooksComponent -> HumanoidAppearanceComponent
* Renamed LooksComponentState -> HumanoidAppearanceComponentState
* Final renaming maybe
* Use a human-like dummy instead of a real human
* Change preferences structs back to classes
