* Add validate to Cors
* Skeleton
* Refactor to allow for fairings to be even built
* Errors are not handled properly
* Response no longer validates
* Ad-hoc response now use response guards
* Seems like lifetime proliferation
* Wrap Response in a Guard with some dummy lifetime
* Fairing implementation
* Delay checking of CORS to just before responding
* Lifetime issues
* Use State::inner()
* Fix lifetime issues
* Bump Rocket
* Document 'static limitation
And link to https://github.com/SergioBenitez/Rocket/pull/345
* Remove extraneous comments