Each file here corresponds to a specific namespace. default.yml is included in all templates.
Default values from default.yml are applied to all fields if not explicitly overwritten.
ElasticSearch templates consist of one or several namespaces. Individual templates are constructed from particular template directory.
In order to add a namespace add a file with the definition of the namespace, then add the name of the namespace file to a respective template.
Validate the consistency using the command: TODO