lock down dependencies in package.json
lock down dependencies in package.json

Yes, shrinkwrap exists too, but we should also specify the correct
things in package.json.

sendgrid/sendgrid-nodejs,XEuRoMAN/sendgrid-nodejs,pandeysoni/sendgrid-nodejs,sendgrid/sendgrid-nodejs,metaraine/sendgrid-nodejs,vermaslal/sendgrid-nodejs,mauricionr/sendgrid-nodejs,sendgrid/sendgrid-nodejs