chore(circleci): comment and explain the new circleci jobs
chore(circleci): comment and explain the new circleci jobs

mwegman/spark-js-sdk,mwegman/spark-js-sdk,adamweeks/spark-js-sdk,adamweeks/spark-js-sdk,aimeex3/spark-js-sdk,aimeex3/spark-js-sdk,mwegman/spark-js-sdk,adamweeks/spark-js-sdk,aimeex3/spark-js-sdk