ISPN-3594 Implementations of persistence.ParallelIterationTest fail randomly on all environmets

* also added types to the collections
ISPN-4508 Cluster Listener waits forever for listeners to complete with
tx completion

* Changed to allow timeout similar to how we do for nontx
ISPN-4476 infinispan-server.sh uses wrong condition for /etc/rc.d/init.d/functions
ISPN-4477 infinispan-server.sh grep with log message
ISPN-4506 Fix signature of AdvancedCacheLoader.process(...) so that implementations don't have to resort to type erasure when invoking CacheLoaderTask.processEntry(...).
ISPN-4506 Fix types on AdvancedCacheLoader to be friendlier for loader
implementors

* Updated SingleFileStore to use generics to be an example for others
ISPN-4245 Configure consistent hash factory with new parser