[ONOS-5607] Revise LISP ctrl impl class to track msgs and routers

Change-Id: I4a51a8ef9162e3feee543f40fa92a0435186d1c9
diff --git a/protocols/lisp/pom.xml b/protocols/lisp/pom.xml
index 45a3d3d..1103ed6 100644
--- a/protocols/lisp/pom.xml
+++ b/protocols/lisp/pom.xml
@@ -57,6 +57,10 @@
             <artifactId>easymock</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.core</artifactId>
+        </dependency>
     </dependencies>
 
 </project>