Start Minikube with a CNI network plugin

[smebberson]

This PR updates the c mk start command to request the use of a CNI network plugin. All related changes are in idearium/idearium#25.

Related PRs

• idearium/idearium#25

Verification and testing

Verification

Run these steps on master.

• Stop everything on your current minikube instance.
• Delete the current minikube instance with minikube delete.
• Execute yarn link in your repository.
• Go to the idearium/idearium repo.
• Execute yarn link @idearium/cli.
• Execute c mk start.
• Execute c kc cmd get pods --all-namespaces.
• Eventually the coredns pods should have a status of Running.

Testing

• Stop everything on your current minikube instance.
• Delete the current minikube instance with minikube delete.
• Execute c mk start.
• Execute c kc cmd get pods --all-namespaces.
• The coredns pods should remain Pending (until a CNI network plugin is added to the cluster).