ISPN-4272 Refactoring of ISPN Server Testsuite
	    Thread.sleep()->eventually
	    Thread.sleep()->sleepForSecs()
	    Some package renaming and structuring
	    Refactor REST security tests
	    Formating in infinispan configuration files
	    Change to rest security xslt transformation
Remove unused imports and fields
ISPN-4294 Upgrade hibernate-hql-parser/hibernate-hql-lucene to 1.0.0.CR1
ISPN-4047 Use the sort criteria provided by hql-parser instead of handling it separatelly in the query request
ISPN-4297 Digest HR auth tests fails, unable to find container
ISPN-4298 Wrap evaluateChallenge in PrivilegedAction when a client
subject has been specified (GSSAPI)
Hotrod client should report version 2.0
ISPN-3743

Ignore some of the errors that can be thrown by a node while stopping:
IllegalStateException and NullPointerException.