Added some IPv6 tests and added the IPv6 secondary index to the device...

Added some IPv6 tests and added the IPv6 secondary index to the device manager's init function (ooops).

src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceManagerImpl.java

@@ -909,6 +909,7 @@ public class DeviceManagerImpl implements IDeviceService, IOFMessageListener, IT
 		this.perClassIndices =
 				new HashSet<EnumSet<DeviceField>>();
 		addIndex(true, EnumSet.of(DeviceField.IPv4));
+		addIndex(true, EnumSet.of(DeviceField.IPv6));
 
 		this.deviceListeners = new ListenerDispatcher<String, IDeviceListener>();
 		this.suppressAPs = Collections.newSetFromMap(

src/main/java/net/floodlightcontroller/devicemanager/internal/DeviceUniqueIndex.java

@@ -113,5 +113,4 @@ public class DeviceUniqueIndex extends DeviceIndex {
             return null;
         return deviceKey;
     }
-
-}
+}
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