TODOs

Change Infinispan template application name to datagrid
Set developer/developer as MGMT user/password by default in template
Run everything from Google Cloud Shell
Secure OpenShift with a custom credentials (ideally random developer and admin user/pwd). The aim is to avoid attacks.
Remove big files and compact repo size. Use: bfg-repo-cleaner. Binaries should be stored in Google Cloud Storage or similar. Then, consume them from the application.