'Get a list of all user and user ids.
Required parameters:
None
Optional parameters:
None
Returns:
json:
[{"friendly_name": "Jon Snow", "user_id": 133788},
{"friendly_name": "DanyKhaleesi69", "user_id": 8008135},
{"friendly_name": "Tyrion Lannister", "user_id": 696969},'

@cherrypy.expose
@cherrypy.tools.json_out()
@requireAuth()
@addtoapi()
def get_user_names(self, **kwargs):

    user_data = users.Users()
    user_names = user_data.get_user_names(kwargs=kwargs)
    return user_names
