Twisted Web 12.0.0

Twisted Web depends on Twisted Core.  pyOpenSSL
(<http://launchpad.net/pyopenssl>) is also required for HTTPS.  SOAPpy
(<http://pywebsvcs.sourceforge.net/>) is required for SOAP support.  For Quixote
resource templates, Quixote (<http://www.quixote.ca/>) is required.