Merge pull request #1792 from edx/feanil/add_tender_domain

Update Tender Domain Logic.

playbooks/roles/edxapp/defaults/main.yml

@@ -122,7 +122,7 @@ EDXAPP_MODULESTORE_MAPPINGS:
 
 EDXAPP_GIT_REPO_DIR: '/edx/var/edxapp/course_repos'
 
-EDXAPP_TENDER_DOMAIN: "help.edge.edx.org"
+EDXAPP_TENDER_DOMAIN: "None"
 
 EDXAPP_FEATURES:
   AUTH_USE_OPENID_PROVIDER: true
@@ -606,7 +606,7 @@ generic_env_config:  &edxapp_generic_env
   EMAIL_PORT: $EDXAPP_EMAIL_PORT
   EMAIL_USE_TLS: $EDXAPP_EMAIL_USE_TLS
   FEATURES: "{{ EDXAPP_FEATURES }}"
-  TENDER_DOMAIN: EDXAPP_TENDER_DOMAIN
+  TENDER_DOMAIN: "{{ EDXAPP_TENDER_DOMAIN }}"
   WIKI_ENABLED: true
   SYSLOG_SERVER:  "{{ EDXAPP_SYSLOG_SERVER }}"
   LOG_DIR:  "{{ COMMON_DATA_DIR }}/logs/edx"