[ONOS-4837] NETCONF function for FUJITSU OLT #4 and #5

- Add the following commands for FJ OLT
  volt-onus <netconf:target> <ONU ID>
  volt-setonu <netconf:target> <ONU-ID:parameter type:parameter value>
  volt-onustats <netconf:target> {ONU-ID}
  volt-rebootonu <netconf:target> <ONU-ID>
  volt-ethloopback <netconf:target> <ONU-ETH-ID[:loopback mode]>
- Add the method of doUserRpc() in Netconfsession/NetconfSessionImpl
   *If you dont allow to implement the method, i can move it to our XmlUtility method.
- Add new behaviours in /core/.../net/behaviour, and @Beta in the interface.
- Move those behaviour interface to fujitsu driver directory.
   * VoltPonLinkConfig.java as well.
- Update fujitsu-drivers.xml
- Change the method name from doUserRpc to doWrappedRpc

Change-Id: Ic39d3a11ba35d2377e552af097eda65c5554c63f
diff --git a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuVoltPonLinkConfig.java b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuVoltPonLinkConfig.java
index 662c1ee..6978803 100644
--- a/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuVoltPonLinkConfig.java
+++ b/drivers/fujitsu/src/main/java/org/onosproject/drivers/fujitsu/FujitsuVoltPonLinkConfig.java
@@ -18,7 +18,7 @@
 
 import org.onosproject.mastership.MastershipService;
 import org.onosproject.net.DeviceId;
-import org.onosproject.net.behaviour.VoltPonLinkConfig;
+import org.onosproject.drivers.fujitsu.behaviour.VoltPonLinkConfig;
 import org.onosproject.net.driver.AbstractHandlerBehaviour;
 import org.onosproject.net.driver.DriverHandler;
 import org.onosproject.netconf.NetconfController;