Fix client proxy initialization.
MapStoreTest: Moved slow tests to nightly
Merge pull request #2230 from pveentjer/map-slow-tests-to-nightly

MapStoreTest: Moved slow tests to nightly
Findbugs in util packages compliance
Merge branch 'master' of https://github.com/hazelcast/hazelcast
Merge branch 'master' of https://github.com/hazelcast/hazelcast
remove volatile