Fix kube_apply_* and update deploy scripts

charts/ingress-nginx/deploy.sh

@@ -5,15 +5,11 @@ namespace=kube-system
 charts=()
 
 . ../config.sh
-
-kubectl_apply "${charts[@]}"
-
+kubectl_apply_files_files "${charts[@]}"
 helm template \
     -n $namespace \
     -f values.yaml \
     ingress \
     ingress-nginx/ingress-nginx \
-    | make_substitutions \
-    | kubectl apply -n $namespace -f -
-
+    | kubectl_apply_files $namespace