Revert Content Security Policy
The secure-only cookies setting was causing an issue where the session was constantly being lost in the development environment.
Revert "Merge branch 'csp-basics' into 'master'"
This reverts commit 9065f9c5, reversing changes made to f0b446e5.
Revert "Merge branch 'remove-csp-sentry-reporting' into 'master'"
This reverts commit 79b02e40, reversing changes made to f2cd21e8.