Added test for HR RollingUpgrades of diff server versions

new package for specific rolling upgrades tests

specific rollups tests excluded from main test run
Asymmetric cluster test
ISPN-3712 Use 5.2.x compatibility layer to support rolling upgrades involving ByteArrayKeys
ISPN-3705 Update the ChannelProvider against the changes introduced in ISPN-3697
Fix failing tests which refer to the now missing FileCacheStore
ISPN-3710 Upgrade to Protostream 1.0.0.CR1
ISPN-3534 Investigate performance regressions in Infinispan 6.0.0

Set the default UFC.max_credits and MFC.max_credits to 2M, which is also
the JGroups default.
ISPN-3708 For HotRod make the default cache the cache specified as default in the
          container definition of the Infinispan subsystem
Merge branch 'master' of https://github.com/infinispan/infinispan-server
Added test for HR RollingUpgrades of diff server versions

new package for specific rolling upgrades tests

specific rollups tests excluded from main test run
'Release Script: update versions for 6.0.1-SNAPSHOT'
accepted changes from upstream
Add rest security tests
Merge branch 'master' of git://github.com/chepa653/infinispan-server into chepa653-master
ISPN-3524 Add RHQ support for registering protobuf descriptors

* Added operation to upload protobuf binary descripto
** Only supports URL relative to server due to limitation with JON
* Had to add memcached cache to allow services to start properly
ISPN-3612 JON server plugin, unreachable NaN cache statistics values,
even after Get Live Value

* Added back in metrics support
* Also had to add in additional descriptions
ISPN-3753 Unable to build ISPN server test suite
add test for remote cache store and changes for rest security configuration
ISPN-3758 Wrong worker-threads default value description in Infinispan server xsd

The correct default value is 160.
ISPN-3626 Add tests for JGroups AUTH and ENCRYPT protocols