REST API Support for DHCP Relay

Change-Id: Ib2ab8990a077f316c6292cc439452e671751b29a
diff --git a/apps/dhcprelay/web/BUCK b/apps/dhcprelay/web/BUCK
index d173841..42980c3 100644
--- a/apps/dhcprelay/web/BUCK
+++ b/apps/dhcprelay/web/BUCK
@@ -7,6 +7,7 @@
     '//utils/rest:onlab-rest',
     '//lib:javax.ws.rs-api',
     '//lib:jersey-server',
+    '//lib:jackson-databind',
     '//core/store/serializers:onos-core-serializers',
     '//apps/route-service/api:onos-apps-route-service-api',
     '//apps/dhcprelay/app:onos-apps-dhcprelay-app',
@@ -20,4 +21,4 @@
    api_version = '1.0',
    api_description = 'REST API for DHCPRelay',
    api_package = 'org.onosproject.dhcprelay.rest',
-)
\ No newline at end of file
+)