VersionCheck update for callHome
Update VersionCheck.java
small update.
Merge branch 'feature/callHome/master' of github.com:sancar/hazelcast into feature/callHome/master
update
small fixes after comments
Streamlined the mapreduce API a bit and made Combiner and Reducer more consistent in design
Merge pull request #2564 from noctarius/remove-odd-mr-api-thinggys

Streamlined the mapreduce API a bit and made Combiner and Reducer more c...
Add JavaDoc and comments to config files.
Put in descripton for PER_MEMBER
Put in descripton for PER_MEMBER
Put in descripton for PER_MEMBER. Fix typos.
Fix #2565
Predicate fails with NPE if field value is null
Fixed Context JavaDoc
Fixed Context JavaDoc
Corrected concurrency advice in Reducer.
findbugs fix
Cleanup of the XmlConfigBuilder constructor
Reduced logging noise