ONOS-3658 - Adding CLI commands to display and manage Device Keys.

Change-Id: I98d7d3b7bc9a61f106a6b79b38d7ddaebbfb3288
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/key/DeviceKey.java b/incubator/api/src/main/java/org/onosproject/incubator/net/key/DeviceKey.java
index a9f0f5f..012636d 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/key/DeviceKey.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/key/DeviceKey.java
@@ -40,7 +40,7 @@
     /**
      * type of the device key.
      */
-    enum Type {
+    public enum Type {
         COMMUNITY_NAME, USERNAME_PASSWORD, SSL_KEY
     }