use Py_CLEAR
don't split 'Hye-Shik Chang' name; thanks to Sergey from docs@
Fix typo
Add missing “::” markup and wrap overlong lines
logging: clarified documentation for Handler.handleError.
Back port Python 2.7 fix for test_invalid_redirect() in test_urllib.py.
null merge from 2.6
null merge from 2.6
don't rely on the order of module clearing
- Issue #13703: oCERT-2011-003: add -R command-line option and PYTHONHASHSEED
  environment variable, to provide an opt-in way to protect against denial of
  service attacks due to hash collisions within the dict and set types.  Patch
  by David Malcolm, based on work by Victor Stinner.
Whitespace normalization
merge 2.6 with hash randomization fix
don't rely on dict order here
fix test_gdb under hash randomization
belately resolve conflicts here
fix for real this time...
this was supposed to die
don't rely on dict order
use set
a frozenset is better here