(This was removed in r29667 but apparently got lost in the merge)

the wrong folder.

__builtin__.get_transaction() is officially deprecated in ZODB 3.4.

all *.py files. Converted lead-in comments to module docstrings.

        content-type header included a 'charset' parameter.

Got rid of it in the Zope source.  The remaining instances are in
code stitched in from ZODB.  Those will go away by magic when
ZODB 3.4 gets stitched in.

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of its parents is not accessible, to be close to what the Publisher does.

function on the call stack.

This is a consequence of Five integration which uses ZTC. To locate the
disabled test grep for the string "DISABLED".

- Revert my previous two checkins, they are rather broke with ZODB 3.3