Fix bug in cli.py

main.cleanup is not defined in the cli

Change-Id: I93be0cb3418588aba5ac0b25fd7ce69d79783107
diff --git a/TestON/bin/cli.py b/TestON/bin/cli.py
index 263d4b4..74e7603 100755
--- a/TestON/bin/cli.py
+++ b/TestON/bin/cli.py
@@ -281,8 +281,7 @@
                     index += 1
         except IndexError as e:
             print ( e )
-            main.cleanup()
-            main.exit()
+            sys.exit()
 
         return options