Copyright © 2010–2011 by Lúcuma labs (http://lucumalabs.com).
MIT License. (http://www.opensource.org/licenses/mit-license.php)
Originally derived from the mail backends of Django (http://djangoproject.com).
The original code was BSD licensed:
Copyright (c) Django Software Foundation and individual contributors.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
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with the distribution.
3. Neither the name of Django nor the names of its contributors
may be used to endorse or promote products derived from this
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