* move pinKeyEncryptedUserKey
* move pinKeyEncryptedUserKeyEphemeral
* remove comments, move docs
* cleanup
* use UserKeyDefinition
* refactor methods
* add migration
* fix browser dependency
* add tests for migration
* rename to pinService
* move state to PinService
* add PinService dep to CryptoService
* move protectedPin to state provider
* update service deps
* renaming
* move decryptUserKeyWithPin to pinService
* update service injection
* move more methods our of crypto service
* remove CryptoService dep from PinService and update service injection
* remove cryptoService reference
* add method to FakeMasterPasswordService
* fix circular dependency
* fix desktop service injection
* update browser dependencies
* add protectedPin to migrations
* move storePinKey to pinService
* update and clarify documentation
* more jsdoc updates
* update import paths
* refactor isPinLockSet method
* update state definitions
* initialize service before injecting into other services
* initialize service before injecting into other services (bw.ts)
* update clearOn and do additional cleanup
* clarify docs and naming
* assign abstract & private methods, add clarity to decryptAndMigrateOldPinKeyEncryptedMasterKey() method
* derived state (attempt)
* fix typos
* use accountService to get active user email
* use constant userId
* add derived state
* add get and clear for oldPinKeyEncryptedMasterKey
* require userId
* move pinProtected
* add clear methods
* remove pinProtected from account.ts and replace methods
* add methods to create and store pinKeyEncryptedUserKey
* add pinProtected/oldPinKeyEncrypterMasterKey to migration
* update migration tests
* update migration rollback tests
* update to systemService and decryptAndMigrate... method
* remove old test
* increase length of state definition name to meet test requirements
* rename 'TRANSIENT' to 'EPHEMERAL' for consistency
* fix tests for login strategies, vault-export, and fake MP service
* more updates to login-strategy tests
* write new tests for core pinKeyEncrypterUserKey methods and isPinSet
* write new tests for pinProtected and oldPinKeyEncryptedMasterKey methods
* minor test reformatting
* update test for decryptUserKeyWithPin()
* fix bug with oldPinKeyEncryptedMasterKey
* fix tests for vault-timeout-settings.service
* fix bitwarden-password-protected-importer test
* fix login strategy tests and auth-request.service test
* update pinService tests
* fix crypto service tests
* add jsdoc
* fix test file import
* update jsdocs for decryptAndMigrateOldPinKeyEncryptedMasterKey()
* update error messages and jsdocs
* add null checks, move userId retrievals
* update migration tests
* update stateService calls to require userId
* update test for decryptUserKeyWithPin()
* update oldPinKeyEncryptedMasterKey migration tests
* more test updates
* fix factory import
* update tests for isPinSet() and createProtectedPin()
* add test for makePinKey()
* add test for createPinKeyEncryptedUserKey()
* add tests for getPinLockType()
* consolidate userId verification tests
* add tests for storePinKeyEncryptedUserKey()
* fix service dep
* get email based on userId
* use MasterPasswordService instead of internal
* rename protectedPin to userKeyEncryptedPin
* rename to pinKeyEncryptedUserKeyPersistent
* update method params
* fix CryptoService tests
* jsdoc update
* use EncString for userKeyEncryptedPin
* remove comment
* use cryptoFunctionService.compareFast()
* update tests
* cleanup, remove comments
* resolve merge conflict
* fix DI of MasterPasswordService
* more DI fixes
* migrate to DialogService
* use static method
* add reactive form dependencies
* begin migrating to reactive forms
* migrate template inputs to use CL
* update set-pin.component.ts file to work with reactive forms
* migrate desktop template and class file to Dialog and ReactiveForms
* update settings page
* remove old properties
* update settings form upon dialog close
* refactor ngOnInit()
* remove duplicate validator (already have a validator in class file)
