Merge branch 'hotfix/0.2.1' into develop

.gitlab-ci.yml

@@ -29,6 +29,7 @@ deploy:master:
     script:
         - docker build -t rwthvr/insite-access-node .
         - VERSION=$(git tag --points-at $CI_COMMIT_SHA)
+        - echo $VERSION
         - >
             [[ $VERSION =~ ^[0-9]+\.[0-9]+(\.[0-9]+)?$ ]]
         - docker tag rwthvr/insite-access-node rwthvr/access-node:$VERSION