Set the salt for email and to use when sending email from pagure

roles/pagure/frontend/templates/pagure.cfg

@@ -9,6 +9,7 @@ ADMIN_SESSION_LIFETIME = timedelta(minutes=20)
 
 ### Secret key for the Flask application
 SECRET_KEY='{{ pagure_secret_key }}'
+SALT_EMAIL='{{ pagure_secret_salt_email }}'
 
 ### url to the database server:
 #DB_URL=mysql://user:pass@host/db_name
@@ -27,8 +28,10 @@ SMTP_SERVER = 'localhost'
 ### Email used to sent emails
 {% if env == 'pagure-staging' %}
 FROM_EMAIL = 'pagure@stg.pagure.io'
+DOMAIN_EMAIL_NOTIFICATIONS = 'stg.pagure.io'
 {% else %}
 FROM_EMAIL = 'pagure@pagure.io'
+DOMAIN_EMAIL_NOTIFICATIONS = 'pagure.io'
 {% endif %}
 
 ### The URL at which the project is available.