[HowToEnableDTMLInReStructuredText] restricted docutils

starting last year and then in 2006 with 2 hotfixes affecting every zope 
version from 2.7 to 2.9 changes where made to disable the docutils raw and 
later on the include directives. current zopes (from zope2.9.3) are distributed 
with a patched docutils, disabling that directives in code. 
--
forwarded from 
http://zwiki.org/HowToEnableDTMLInReStructuredText#msg20061124051651-0800@xxxxxxxxx