DEVOPS-3050 MAILCHIMP_NEW_USER_LIST_ID settings

playbooks/roles/edxapp/defaults/main.yml

@@ -477,6 +477,9 @@ EDXAPP_ECOMMERCE_PUBLIC_URL_ROOT: "http://localhost:8002"
 EDXAPP_ECOMMERCE_API_URL: "http://localhost:8002/api/v2"
 EDXAPP_ECOMMERCE_API_SIGNING_KEY: 'SET-ME-PLEASE'
 
+# Mailchimp Settings
+EDXAPP_MAILCHIMP_NEW_USER_LIST_ID: "None"
+
 #To use AWS S3 as your backend, you need different kwargs:
 # EDXAPP_PROFILE_IMAGE_BACKEND_CONFIG:
 #   class: storages.backends.s3boto.S3BotoStorage
@@ -762,6 +765,7 @@ generic_env_config:  &edxapp_generic_env
   LOG_DIR:  "{{ COMMON_DATA_DIR }}/logs/edx"
   JWT_ISSUER: "{{ EDXAPP_LMS_BASE_SCHEME | default('https') }}://{{ EDXAPP_LMS_BASE }}/oauth2"
   JWT_EXPIRATION: '{{ EDXAPP_JWT_EXPIRATION }}'
+  MAILCHIMP_NEW_USER_LIST_ID: "{{ EDXAPP_MAILCHIMP_NEW_USER_LIST_ID }}"
 
   #must end in slash (https://docs.djangoproject.com/en/1.4/ref/settings/#media-url)
   MEDIA_URL:  "{{ EDXAPP_MEDIA_URL }}/"