Add link to doc for Helm Stop plugin
Add link to doc for Helm Stop plugin

Link added to
https://github.com/helm/helm/blob/master/docs/related.md#helm-plugins

jascott1/helm,technosophos/deployment-manager,technosophos/deployment-manager,technosophos/k8s-helm,technosophos/deployment-manager,jascott1/helm,appscode/helm,technosophos/deployment-manager,technosophos/k8s-helm,SlickNik/helm,appscode/helm,technosophos/deployment-manager,SlickNik/helm