OPENAM-4253 ClusterStateService will no longer throw NPE during checkServerUp
AME-12293 Remove ForeignSessionHandler
[AME-11510] Migrate business logic from SessionService to SessionOperations
TEMPER-43 Use TimeService throughout OpenAM.
Revert time travel
TEMPER-43 Use TimeService throughout AM
AME-5556 CR-6276 CR-6058 CR-6048 CR-6047 CR-6045 introduces refactoring and cleanup around Session and SessionService code base