Move remaining note authorization to NoteAuthorizer.
Move comment auth to CommentAuthorizer.
Build NewsItemAuthorizer.
Build AttachmentAuthorizer.
Build PageAuthorizer.
Build FamilyAuthorizer.
Build Membershipauthorizer.
Build PrayerRequestAuthorizer.
Build MessageAuthorizer.
Finish PersonAuthorizer.
Remove old CanCan Ability model.
Fix picture tests.
Fix multisite test following root route change.
Fix album tests.
Refactor AccountsController edit and update a bit.

Still more work to do here.
Simplify AccountsController #update action.
Refactor select (just a bit) and write tests.
Write tests for AccountController#verify_code.

Also changed some of the HTTP status codes.
Upgrade shoulda.
Refactor verification code.