Mail functions

pop3.­pop(options)
Retreives a list of mails in inbox ready for download from server.
pop3.­del­ete(options, identifier)
Deletes a single email message from POP3 server by identifier.
pop3.­get(options, identifier)
Gets / downloads a single email message from POP3 server into a variable.
pop3.­get­H­ea­der(options, identifier)
Gets the header fields for a single email message from POP3 server into a variable.
smtp.­sen­d(config, message)
Send email by SMTP.