Introducing optional ability to secure the ONOS karaf shell and to use raw ssh client.

Change-Id: I48cfc922eaf980d1cb8b9182b26999ce3c26b667
diff --git a/tools/test/bin/onos-untar-and-run b/tools/test/bin/onos-untar-and-run
index b6e6ef0..f6e8f9b 100755
--- a/tools/test/bin/onos-untar-and-run
+++ b/tools/test/bin/onos-untar-and-run
@@ -15,6 +15,7 @@
     tar zxf /tmp/$ONOS_BITS.tar.gz
 
     cd /tmp/$ONOS_BITS
+    export ONOS_NIC=$ONOS_NIC
     bin/onos-service server 1>/tmp/onos.out 2>/tmp/onos.err &
 
     # Setup a few symlinks to allow other tools to work