Quickstart fixes

* `jsonnet fmt` our jsonnet files
* Bug fixes for recent plugin changes
* Fixup the ksonnet that generates the quickstart
* Worker configuration is entirely through environment variables

Signed-off-by: Chuck Ha <chuck@heptio.com>

examples/ksonnet/components/00-rbac.jsonnet

@@ -47,12 +47,12 @@ local clusterRoleBinding =
  crb.new() +
  crb.mixin.metadata.mixinInstance(conf.metadata) +
  # TODO: replace with `crb.mixinroleRef.kind("ClusterRole") when https://github.com/ksonnet/ksonnet-lib/issues/53 closes.
- {roleRef: {kind: "ClusterRole"}} +
+ { roleRef: { kind: "ClusterRole" } } +
  crb.mixin.roleRef.apiGroup("rbac.authorization.k8s.io") +
  crb.mixin.roleRef.name(conf.serviceAccount.name) +
  crb.subjects([
  # TODO: replace with `crb.subjectsType.kind("ServiceAccount")` when https://github.com/ksonnet/ksonnet-lib/issues/43 closes.
- {kind: "ServiceAccount"} +
+ { kind: "ServiceAccount" } +
  crb.subjectsType.name(conf.serviceAccount.name) +
  crb.subjectsType.namespace(conf.namespace),
  ]);
@@ -75,5 +75,5 @@ local optRbacObj =
 
 k.core.v1.list.new([
  namespace,
- serviceaccount
+ serviceaccount,
 ] + optRbacObj)