add Ldjsoner as a pipeline step (to be used after Packer) to transform csv into line delimited JSON
rename Ldjsoner to jsonify, simplify test (no more fs), add doc to README
edits
Merge branch 'master' of github.com:plom-io/stream-csv-enhanced into plom-io-master
Incorporated Sebastien Ballesteros' pull request. Thank you!

It includes his Jsonify (renamed to AsObject), and AsArray inspired by his contribution.