Issue 5013: Fixed bug in FileHandler when delay was set - added fix for RotatingFileHandler and changed header comment slightly.

That assures that IDLE's help always points to the correct
version and the latest update with all bug fixes.

with manually specified, conflicting names.

Before:
    http://docs.python.org/dev/library/collections.html#id1

After:
    http://docs.python.org/dev/library/collections.html#counter-objects

* Constructor and update() support keyword args (like their dict counterparts).
* The 'del' statement no longer raises KeyError for missing values.
* Add multiset operations:  __add__, __sub__, __and__, __or__.

svn+ssh://pythondev@svn.python.org/python/branches/tnelson-trunk-bsddb-47-upgrade

svn+ssh://pythondev@svn.python.org/python/branches/trunk-math

Let os.ftruncate raise OSError like documented.

issue 4293:  make test_capi.py more robutst, it times out on some platforms, presumably waiting for threads.  Lower the thread count to 16.

always try to read the "zip64 end of directory structure".