Upgrading app to ONOS 1.13

Change-Id: Idc05bff116a94fb185d45174f6abb1cdb2369702
diff --git a/src/test/java/org/opencord/dhcpl2relay/DhcpL2RelayTestBase.java b/src/test/java/org/opencord/dhcpl2relay/DhcpL2RelayTestBase.java
index 540a691..7a1dd1a 100755
--- a/src/test/java/org/opencord/dhcpl2relay/DhcpL2RelayTestBase.java
+++ b/src/test/java/org/opencord/dhcpl2relay/DhcpL2RelayTestBase.java
@@ -18,13 +18,13 @@
 
 import org.onlab.packet.BasePacket;
 import org.onlab.packet.DHCP;
-import org.onlab.packet.DHCPOption;
 import org.onlab.packet.DHCPPacketType;
 import org.onlab.packet.Ethernet;
 import org.onlab.packet.IPv4;
 import org.onlab.packet.Ip4Address;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.UDP;
+import org.onlab.packet.dhcp.DhcpOption;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.packet.DefaultInboundPacket;
 import org.onosproject.net.packet.DefaultPacketContext;
@@ -33,14 +33,11 @@
 import org.onosproject.net.packet.PacketContext;
 import org.onosproject.net.packet.PacketProcessor;
 import org.onosproject.net.packet.PacketServiceAdapter;
-
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.nio.ByteBuffer;
 import java.nio.charset.StandardCharsets;
-
 import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
@@ -267,11 +264,11 @@
      *
      * @return Ethernet packet
      */
-    private List<DHCPOption> constructDhcpOptions(DHCPPacketType packetType) {
+    private List<DhcpOption> constructDhcpOptions(DHCPPacketType packetType) {
 
         // DHCP Options.
-        DHCPOption option = new DHCPOption();
-        List<DHCPOption> optionList = new ArrayList<>();
+        DhcpOption option = new DhcpOption();
+        List<DhcpOption> optionList = new ArrayList<>();
 
 
         // DHCP Message Type.
@@ -282,7 +279,7 @@
         optionList.add(option);
 
         // DHCP Requested IP.
-        option = new DHCPOption();
+        option = new DhcpOption();
         option.setCode(DHCP.DHCPOptionCode.OptionCode_RequestedIP.getValue());
         option.setLength((byte) 4);
         optionData = Ip4Address.valueOf(EXPECTED_IP).toOctets();
@@ -290,7 +287,7 @@
         optionList.add(option);
 
         // End Option.
-        option = new DHCPOption();
+        option = new DhcpOption();
         option.setCode(DHCP.DHCPOptionCode.OptionCode_END.getValue());
         option.setLength((byte) 1);
         optionList.add(option);