travis: Deploy capability is only for master branch

Signed-off-by: Obed N Munoz <obed.n.munoz@intel.com>

.travis.yml

@@ -17,5 +17,5 @@ script:
   - docker run -d -it --name keystone -p 5000:5000 -p 35357:35357 -e IDENTITY_HOST="$HOST" -e KEYSTONE_ADMIN_PASSWORD="secret" -v `pwd`/keystone_cert.pem:/etc/nginx/ssl/keystone_cert.pem -v `pwd`/keystone_key.pem:/etc/nginx/ssl/keystone_key.pem -v `pwd`/verify-keystone.sh:/usr/bin/verify-keystone.sh clearlinux/keystone
   - travis_retry docker exec -it  keystone /usr/bin/verify-keystone.sh
 
-after_success:
+deploy:
   - "curl -H \"Content-Type: application/json\" --data '{\"build\": true}' -X POST https://registry.hub.docker.com/u/clearlinux/keystone/trigger/$DOCKER_TOKEN/"

README.md

@@ -13,6 +13,7 @@ Containers
 - ciao-scheduler
 - ciao-deploy
 - ciao-webui
+- machine-learning
 - Keystone
 - MariaDB