Add "hello-world.chart" function again

Author: adamreese

charts/hello-world/templates/_helpers.tpl

@@ -23,6 +23,13 @@ If release name contains chart name it will be used as a full name.
 {{- end }}
 {{- end }}
 
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "hello-world.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
 {{/*
 Common labels
 */}}