ISPN-4676 Optimize SearchFactoryHandler.updateKnownTypesIfNeeded to fast-path the most likely branch
ISPN-4258 Re-enabled test
ISPN-4258 Avoid unnecessary synchronization during IndexWriter handling
ISPN-4644 Introduced new command to handle index streaming operations
ISPN-4644 Execute only one flush after the end of the job
ISPN-4012 Re-enabled other equivalent MassIndexing tests
ISPN-4654 AND over range queries does not work (indexless query)

* Some subscription gets mistakenly suspended because the Predicate's equal and hashCode do not take the attribute into account

* also fix equals() and hashCode() of RegexCondition
ISPN-4377 Make receiving state option for Hot Rod remote events

* Add attribute to @ClientListener annotation to decide whether
to send back state to clients when adding listener or upon
failover.
* Refactored Hot Rod server event log listener to add assertions
to the listener itself.
* Added missing javadoc to @ClientListener.
* Modified addListener protocol operation to support optional
inclusion of state.
* Updated Hot Rod protocol 2.0 specification to add new flag
for addListener operation.
* Updated Hot Rod client documentation to specify how include
current state functionality works both when adding a new listener
for the first time, and upon failover.