Run the install step when building the docker image

Signed-off-by: Ivan Kanakarakis <[email protected]>

Author: c00kiemon5ter

.travis.yml

@@ -66,7 +66,6 @@ jobs:
 
     - stage: Build docker image by commit and deploy on DockerHub
       before_install: skip
-      install: skip
       script:
         - set -e
         - test "$TRAVIS_SECURE_ENV_VARS" = "false" && exit 0