* Store cross signing keys in secret storage
* Update `bootstrapSecretStorage` doc
* Throw error when `createSecretStorageKey` is not set
* Move mocking functions
* Store cross signing keys and user signing keys
* Fix `awaitCrossSigningKeyUpload` documentation
* Remove useless comment
* Fix formatting after merge conflict
* Move existing crypto integ tests into a subdirectory
* Factor out some common bits from `crypto.spec.ts`
* Integration test for device verification
* Ignore generated file in prettier