* Remove unreferenced function from views/core.py
* Remove excess constants from views/core.py
* Extract CssTemplate-related views to their own file from core.py
* Remove duplicate constant declaration and make the constant less racist
* Move free-floating functions in views/core.py to views/utils.py
* Move AccessRequestsModelView out of views/core.py into its own module
* Move health checks and KV ModelView out of core.py and into their own modules
* Move R model view to its own module
* Move after-request header setting to views/base.py from views/core.py
* black
* mypy
* isort
* Fix reference to imported app
* pylint
* Fix some imports
* Add some missing view imports
* Fix a missing import