Set -Dsun.nio.ch.bugLevel="" in our scripts and Hot Rod client to avoid NPE

java.lang.NullPointerException
	at sun.nio.ch.Util.atBugLevel(Util.java:448)
	at sun.nio.ch.SelectorImpl.<init>(SelectorImpl.java:40)
	at sun.nio.ch.EPollSelectorImpl.<init>(EPollSelectorImpl.java:47)
	at sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:18)
	at sun.nio.ch.Util.getTemporarySelector(Util.java:245)
	at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:92)
	at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransport.<init>(TcpTransport.java:80)
	at org.infinispan.client.hotrod.impl.transport.tcp.TransportObjectFactory.makeObject(TransportObjectFactory.java:57)
	at org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(GenericKeyedObjectPool.java:1179)
	at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.borrowTransportFromPool(TcpTransportFactory.java:250)
	at org.infinispan.client.hotrod.impl.transport.tcp.TcpTransportFactory.getTransport(TcpTransportFactory.java:143)
	at org.jboss.qa.edg.adapter.HotRodAdapter$AdapterTcpTransportFactory.getTransport(HotRodAdapter.java:104)
	at org.infinispan.client.hotrod.RemoteCacheManager.ping(RemoteCacheManager.java:529)
	at org.infinispan.client.hotrod.RemoteCacheManager.createRemoteCache(RemoteCacheManager.java:511)
	at org.infinispan.client.hotrod.RemoteCacheManager.getCache(RemoteCacheManager.java:433)
	at org.infinispan.client.hotrod.RemoteCacheManager.getCache(RemoteCacheManager.java:429)
	at org.jboss.qa.edg.adapter.HotRodAdapter.getCache(HotRodAdapter.java:216)
	at org.jboss.smartfrog.edg.loaddriver.DriverNodeImpl$ClientThread.init(DriverNodeImpl.java:104)
	at org.jboss.smartfrog.edg.loaddriver.DriverNodeImpl$ClientThread.run(DriverNodeImpl.java:317)