www/py-GinGin: set to expire
This unmaintained port is abandoned upstream and lacks official page. Last
release is from 2009. Also deprecate it's counterpart - py-mez_xml, that is
only required for GinGin.
mez_xml is a templte engine. It generates a Python template module for a
XML or XHTML file.
Submitted by: Thinker K.F. Li <thinker at branda.to>