remove auth block and set up demo block in circle

circle.yml

@@ -41,7 +41,7 @@ deployment:
             AUTH_SERVICE: $PROD_AUTH_SERVICE
             WNYC_ADMIN_ROOT: $PROD_ADMIN_ROOT
   demo:
-    branch: master
+    branch: demo
     commands:
       - ./node_modules/ember-cli/bin/ember deploy demo --verbose:
           environment:
@@ -59,28 +59,3 @@ deployment:
             SENTRY_EMBER_SOURCEMAPS_KEY: $DEMO_SENTRY_EMBER_SOURCEMAPS_KEY
             AUTH_SERVICE: $DEMO_AUTH_SERVICE
             WNYC_ADMIN_ROOT: $DEMO_ADMIN_ROOT
-  auth:
-    branch: auth
-    commands:
-      - ./node_modules/ember-cli/bin/ember deploy auth --verbose --activate:
-          environment:
-            AWS_ACCESS_KEY_ID: $DEPLOY_AWS_ACCESS_KEY_ID
-            AWS_SECRET_ACCESS_KEY: $DEPLOY_AWS_SECRET_ACCESS_KEY
-            AWS_BUCKET: $PROD_AWS_BUCKET
-            AWS_REGION: $PROD_AWS_REGION
-            SSH_TUNNEL_USERNAME: $DEPLOY_SSH_TUNNEL_USERNAME
-            SSH_TUNNEL_HOST: $DEPLOY_SSH_TUNNEL_HOST
-            SSH_TUNNEL_DESTINATION_HOST: $PROD_REDIS_HOST
-            SSH_TUNNEL_DESTINATION_PORT: $PROD_REDIS_PORT
-            FINGERPRINT_PREPEND_URL: $PROD_FINGERPRINT_PREPEND_URL
-            SENTRY_DSN: $PROD_SENTRY_EMBER_DSN
-            SENTRY_PROJECT: $PROD_SENTRY_PROJECT
-            SENTRY_EMBER_SOURCEMAPS_KEY: $PROD_SENTRY_EMBER_SOURCEMAPS_KEY
-            AUTH_SERVICE: $PROD_AUTH_SERVICE
-            WNYC_ADMIN_ROOT: $PROD_ADMIN_ROOT
-
-experimental:
-  notify:
-    branches:
-      only:
-        - master