Add support for fromname and toname to .send
Add support for fromname and toname to .send

That's about it. Happy to add it to the SMTP API
as well once I have a few seconds to review the
API structure.
sendgrid/sendgrid-nodejs,mauricionr/sendgrid-nodejs,sendgrid/sendgrid-nodejs,XEuRoMAN/sendgrid-nodejs,metaraine/sendgrid-nodejs,pandeysoni/sendgrid-nodejs,sendgrid/sendgrid-nodejs,vermaslal/sendgrid-nodejs