Merge branch 'master' of https://github.com/hazelcast/hazelcast
Merge branch 'master' of https://github.com/hazelcast/hazelcast
fix NPE when creating queue store factory due to the uninitialized store config
Merge pull request #3917 from ahmetmircik/fix/3.4/queueStoreFactoryNPE

Fixes NPE when creating queue store factory