ISPN-3502 GridFile.isChildOf(...) incorrectly compares file paths.
ISPN-3499 Resource leak in HotRod Server when unable to start
ISPN-3501 Upgrade JGroups to 3.4.0.Alpha3
ISPN-3490 Extend compatatibility mode tests

* map/reduce
* library mode queries (old and new API)
* basic transactions
ISPN-1540 Refactor distribution interceptor

* Create new TxL1Interceptor that contains L1 logic that is now removed from TxDistributionInterceptor
* Added L1WriteSynchronizer support to Tx cache that works for put, remove and replace methods
* Added tests for L1 TX sync tests
* Kept GetKeyValueCommand.setRemotelyFetchedValue until ISPN-2177 can be completed