added dependencies for the previous 2 commits

requirements.txt

@@ -9,6 +9,7 @@ celery
 junos-eznc
 lxml
 requests
+netifaces
 
 pytest
 pytest-mock

setup.py

@@ -20,7 +20,8 @@ setup(
         'celery',
         'junos-eznc',
         'lxml',
-        'requests'
+        'requests',
+        'netifaces'
     ],
     include_package_data=True,
 )