make netconf-get-config usable on any NETCONF device.

- removed dependency to ConfigGetter

Change-Id: I00072625efc9ece327628f5034a845b0b96526f2
diff --git a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/cli/impl/NetconfSubscriptionTestCommand.java b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/cli/impl/NetconfSubscriptionTestCommand.java
index a15cde9..b1d2315 100644
--- a/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/cli/impl/NetconfSubscriptionTestCommand.java
+++ b/protocols/netconf/ctl/src/main/java/org/onosproject/netconf/cli/impl/NetconfSubscriptionTestCommand.java
@@ -52,7 +52,7 @@
 
         NetconfDevice netconfDevice = controller.getNetconfDevice(did);
         if (netconfDevice == null) {
-            print("%s not found or not connectoed to this node", did);
+            print("%s not found or not connected to this node", did);
             return;
         }