o Forward-port from 2.8 branch.

  Log message for revision 71846:
    Back out accidental commit from yesterday

deal with Collector #2180

  Log message for revision 71819:
        - Fixed Collector #2190: Calls to
          zope.security.management.checkPermission aren't rerouted to
          Zope 2's security policy.
  
          NOTE: If you already have a Zope 2.10 instance running, you
          will either have to recreate it or add the following lines to
          the end of the etc/site.zcml file::
  
            <securityPolicy
                  component="Products.Five.security.FiveSecurityPolicy" />

 Log message for revision 71799:
  Fixed Collector #2223: Evaluation of booleans in TALES and the 'default' variable.
  
  That consisted of forwardporting r70918 and r71797 from the 2.9 branch and providing
  a fix.

That consisted of forwardporting r70918 and r71797 from the 2.9 branch and providing
a fix.

properly with the UnicodeEncodingConflictResolver configured through ZCML

in order to make "zopectl test" shut up

No commit message

- configuration through ZCML
- additional useful logging