Merge branch 'restructure' into hotfix/RestructureGroupChat

auth/cmix.go

auth/manager.go

auth/receivedRequest.go

auth/request.go

auth/reset.go

auth/store/confirmation.go

auth/store/previousNegotiations.go

auth/store/previousNegotiations_test.go

auth/store/receivedRequest.go

auth/store/sentRequest.go

auth/store/sentRequestHandler.go

auth/store/store.go

auth/store/store_test.go

catalog/messageTypes.go

e2e/interface.go

e2e/manager.go

e2e/ratchet/ratchet.go

e2e/ratchet/storage.go

e2e/rekey/confirm_test.go

e2e/rekey/exchange.go