Update tests for aether pods

- Update test for QA-POD
- SRStaging for testing connecting to Staging pod
- Add some functions for a kubernetes deployed cluster
- Connect to ONOS nodes with kubernetes
- Add option to connect to components through jump hosts
- Fixes for installing ONOS in custom locations
- Invoke python2 instead of python
- If using an ssh agent, also use that for pexpect ssh sessions,
  E.G. Jenkins initiated tests

Change-Id: I1fc345c8eab60a5b00c17e6ed677a63489a74a19
diff --git a/TestON/bin/cli.py b/TestON/bin/cli.py
index 74e7603..b03fce7 100755
--- a/TestON/bin/cli.py
+++ b/TestON/bin/cli.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python2
 '''
 Created on 20-Dec-2012
 Copyright 2012 Open Networking Foundation