Adding clarification pre-alpha (#181)
Adding clarification pre-alpha (#181)

(cherry picked from commit be109ab952dee94c91147641a2da933ee4d1bd42)

apache-spark-on-k8s/spark,publicRoman/spark,apache-spark-on-k8s/spark,publicRoman/spark,publicRoman/spark,apache-spark-on-k8s/spark,publicRoman/spark,apache-spark-on-k8s/spark,apache-spark-on-k8s/spark,apache-spark-on-k8s/spark,publicRoman/spark,publicRoman/spark,publicRoman/spark,apache-spark-on-k8s/spark