add some finals
MultiMap index support added
Merge branch '3.0' of github.com:hazelcast/hazelcast into 3.0

Conflicts:
	hazelcast/src/main/java/com/hazelcast/collection/CollectionService.java
	hazelcast/src/main/java/com/hazelcast/queue/QueueService.java
Merge branch '3.0' of github.com:hazelcast/hazelcast into 3.0

Conflicts:
	hazelcast/src/main/java/com/hazelcast/collection/CollectionService.java
	hazelcast/src/main/java/com/hazelcast/queue/QueueService.java