Cleaned up SDN-IP config reader

Change-Id: I98100a77b7460eeba848c2b7016f51cdcfef072a
diff --git a/apps/sdnip/src/main/java/org/onlab/onos/sdnip/SdnIp.java b/apps/sdnip/src/main/java/org/onlab/onos/sdnip/SdnIp.java
index 0f6e38a..4abefa7 100644
--- a/apps/sdnip/src/main/java/org/onlab/onos/sdnip/SdnIp.java
+++ b/apps/sdnip/src/main/java/org/onlab/onos/sdnip/SdnIp.java
@@ -90,6 +90,9 @@
 
     @Deactivate
     protected void deactivate() {
+        bgpSessionManager.shutDown();
+        router.shutdown();
+
         log.info("Stopped");
     }