http://sendgrid.com/docs/API_Reference/SMTP_API/#-Requirements-and-Limitations http://stackoverflow.com/questions/15992281/newlines-resolved-as-0a-in-sendgrid-x-smtpapi-header
http://sendgrid.com/docs/API_Reference/SMTP_API/#-Requirements-and-Limitations http://stackoverflow.com/questions/15992281/newlines-resolved-as-0a-in-sendgrid-x-smtpapi-header

populr/sendgrid