2.6.4 release
2.6.5-SNAPSHOT
Merge remote-tracking branch 'upstream/maintenance-2.x' into maintenance-2.x

Conflicts:
	hazelcast-all/pom.xml
	hazelcast-client/pom.xml
	hazelcast-cloud/pom.xml
	hazelcast-documentation/pom.xml
	hazelcast-hibernate/pom.xml
	hazelcast-ra/pom.xml
	hazelcast-spring/pom.xml
	hazelcast-wm/pom.xml
	hazelcast/pom.xml
	pom.xml