Retreives a list of mails in inbox ready for download from server.
Deletes a single email message from POP3 server by identifier.
Gets / downloads a single email message from POP3 server into a variable.
Gets the header fields for a single email message from POP3 server into a variable.
Send email by SMTP.
Creates a new imap session and connects to server.
Retrieves the current number of messages in the inbox.
Deletes a specific message from the inbox.
Retreives message by index from inbox using the provided imap session.
Disconnects an existing imap session.
