Add default config.yml

Signed-off-by: Ian Macalinao <ianmacalinao@gmail.com>
Add comments to YAML file

Signed-off-by: Ian Macalinao <ianmacalinao@gmail.com>
Save the default plugin configuration.

Signed-off-by: Ian Macalinao <ianmacalinao@gmail.com>