chore(package): update express-winston to version 2.1.0
chore(package): update express-winston to version 2.1.0

https://greenkeeper.io/
rcaracaus/pa11y-api,ssmlee04/docker-user-module,sebasalvarado/dementia-hacks-api,wen911119/my-node-api,KunalKapadia/express-mongoose-es6-rest-api,KunalKapadia/express-mongoose-es6-rest-api,maratgaip/MusicApi,ssmlee04/docker-user-module,kenzanboo/mail