Enable Qemu test execution

This change addresses the following
  - user input SSH and HTTPS port
  - consolidate SSH connections in lib
  - fix obsolete codes
  - update README instructions

Resolves openbmc/openbmc-test-automation#41

Change-Id: I06dd132fb745ebbf035cb0fc583b46542448d126
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/tests/test_networkd.robot b/tests/test_networkd.robot
index 74b2cd3..d4076f5 100755
--- a/tests/test_networkd.robot
+++ b/tests/test_networkd.robot
@@ -3,14 +3,15 @@
 ...					Details of valid interfaces can be found here...
 ...					https://github.com/openbmc/docs/blob/master/rest-api.md
 
-Resource		../lib/rest_client.robot
-Resource                ../lib/ipmi_client.robot
-Resource                ../lib/utils.robot
-Library                 ../lib/pythonutil.py
+Resource            ../lib/rest_client.robot
+Resource            ../lib/connection_client.robot
+Resource            ../lib/utils.robot
+Library             ../lib/pythonutil.py
 
+Suite Setup         Open Connection And Log In
+Suite Teardown      Close All Connections
 
-
-*** Test Cases ***                                
+*** Test Cases ***
 
 Get the Mac address