Fixed spot in guarded_getitem which inappropriately short-circuited some security checks (also fixes Collector 2483), thanks to Matt Behrens.

constructor

          with the CGI specification and looks like "HTTP/1.1" instead
          of "1.1"

exceptions in __del__ that occur when the test suite is run.

some failures that are still occuring.  Moved in from the
Zope-2_4-branch.

The unittest file in Zope/lib/python is history.

testrunner.py output has changed slightly.  When a test fails, it
prints a Python traceback.  The script has also grown a -q option that
produces less output when the test suite is run.

Backported from Zope-2_4-branch

option to fail.

Caused the error description associated with a notFound error to appear in the default traceback as "Reason: <error description>".

- tests/test*.py now runs with testrunner
- regressiontests/*.py are based on unittest but require a
  mailbox files as input for tests

Former versions reported just an AttributeError/_v_blocks.
Additionally the name of the missing file is logged.
This should make debugging somewhat easier.

function, we just remove the appropriate modules from sys.modules.  This
ensures that modules are loaded in the correct order.

          (not working with ! inside quoted text)

glob()/os.remove() pair.  Pointed out by Chris Withers.