adapt playbook to more functions of the python tool

ansible/templates/config.py.j2

@@ -1,3 +1,7 @@
-MESSAGE_FILE = "{{ message_file }}"
+"""Configuration file"""
+# Username and password for logging in to the site
 BASIC_AUTH_USERNAME = "{{ auth_user }}"
 BASIC_AUTH_PASSWORD = "{{ auth_pass }}"
+
+# List of users. First value is the full name, second the email address
+USERS = [{% for user in users %}("{{ user.name }}", "{{ user.email }}"),{% endfor %}]