~evanj/cms

ref: 5eb977545bd0bfaacf289952a8b7f5a273168ab6 cms/internal/m/tier d---------
Fix(rate limiting): Refactor file upload access to RL.
Feat(landing): Adding feature list to landing page.
Feat(c/*+landing): Landing page additions for payment options in the
future + refactoring all controllers to DI base controller.