Support runner options for Docker Machine

meta/main.yml

 ---
 galaxy_info:
-  author: Erik-jan Riemers
+  author: Erick Hitter, Erik-jan Riemers
   description: GitLab Runner
+  issue_tracker_url: https://git.ethitter.com/ansible/gitlab-runner/issues
   license: MIT
   min_ansible_version: 2.0
   platforms:
-  - name: EL
-    versions:
-    - all
-  - name: Ubuntu
-    versions:
-    - all
-  - name: Debian
-    version:
-    - all
+    - name: Debian
+      version:
+        - all
   galaxy_tags:
     - gitlab
     - runner