Small updates to SR to get it to ignore devices not configured as routers

Change-Id: I2c0f695af1a6eab10607a8117faae5f6161a66d9
diff --git a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
index 7c5c762..3df889f 100644
--- a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
+++ b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
@@ -271,12 +271,9 @@
         }
 
         byte msgType = dhcp6Payload.getMsgType();
-        log.warn("msgType is {}", msgType);
 
         ConnectPoint inPort = context.inPacket().receivedFrom();
-        if (inPort == null) {
-            log.warn("incommin ConnectPoint is null");
-        }
+
         Set<Interface> receivingInterfaces = interfaceService.getInterfacesByPort(inPort);
         //ignore the packets if dhcp client interface is not configured on onos.
         if (receivingInterfaces.isEmpty()) {