Update to JGroups 3.3.4.Final
HSEARCH-882 Minimize dependencies of the Infinispan integration module
HSEARCH-882 Cleanup some existing clustered tests
HSEARCH-882 Define an Infinispan IndexManager using custom RPC commands for backend operations
HSEARCH-882 Enable configuration alias to pick the new Infinispan based IndexManager
HSEARCH-882 Introduce a base clustered test
Change initialization order in DirectoryBasedIndexManager
HSEARCH-882 Define a custom JGroups UDP configuration for Infinispan
Infinispan configuration file changed to 5.3
use dist rather than repl