class
	MAILER

General
	cluster: net.mail
	description: "Mailer object used to send or retrieve resources"
	create: default_create

Ancestors
	ANY

Queries
	error: BOOLEAN
	from_resource: EMAIL_RESOURCE
	to_resource: EMAIL_RESOURCE
	transfer_error: TRANSFER_ERROR

Commands
	set_from_resource (resource: EMAIL_RESOURCE)
	set_to_resource (resource: EMAIL_RESOURCE)
	transfer