Collector #1926:  add tests for both not-yet-encrypted and pre-encrypted passwords handed to '_doAddUser'.

enabled.

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  non-existing or closed database connection next to the Connection ID
  dropdown and present it using red to increase its visibility.

      - Collector #1895: testrunner: omitting the 'var' from recursive
        directory walking

which was in the 2.8.2 release but not noted in CHANGES.txt.

      - OFS.Image.manage_FTPget() would str() it's .data attribute,
        potentially loading the whole file in memory as a
        string. Changed to use RESPONSE.write() iterating through the
        Pdata chain, just like index_html().

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o Forward-port from 2.7 branch.

Merge of fix for #1490 to 2.8 branch: new zope.conf option for controlling the encoding of data sent to ZPublisher without any specified encoding.

      - disabled ".. include" directive for all the ZReST product and the 
        reStructuredText package

File._read_data():  This uses savepoints just to get oids assigned
and to free memory, with no possibility of rollback.  Therefore
"optimistic" savepoints should be used:  there's no reason here to
insist that any data managers involved support rollback.

The '@' character is now allowed in object ids (RFC 1738 allows it).
Expanded tests for _checkId.

Expanded tests for _checkId.

- some cleanup

with DirectoryStorage

with DirectoryStorage

  the TransientObject's __repr__ method.

  the TransientObject's __repr__ method.

test causes a Unauthorized exception to be raised, which now correctly is *not*
handled by the publisher, as requested.

**This change needs to be propagated to the Five repository to become
permanent!**

Prevent 'render' function in Expressions.py for being called for basic types (minor speed improvement).  See  http://www.zope.org/Collectors/Zope/1890. 

Prevent 'render' function in Expressions.py for being called for basic types (minor speed improvement).  See  http://www.zope.org/Collectors/Zope/1890.