v2.9.1-rancher2: add app label to each resource created

adding a label for each resource created with the release name as the
value. This is to identify which resource is created by which app.

v2.9.1-rancher1

only show notes when --notes

v2.8.0-rancher3

only show notes when --notes

v2.8.0-rancher2: Merge pull request #1 from StrongMonkey/allow-cluster-namespaced

add cluster scoped resource to be created

v2.8.0-rancher1

Add release target