[Python-checkins] Python Regression Test Failures refleak (1)

[Neal Norwitz]

More important issues:
----------------------
test_pydoc leaked [0, 0, -21] references, sum=-21

Less important issues:
----------------------
test_asynchat leaked [128, -128, 0] references, sum=0
test_httpservers leaked [-4, 4, 22] references, sum=22
test_smtplib leaked [0, 0, -1] references, sum=-1
test_sys leaked [21, -42, 42] references, sum=21
test_threading leaked [48, 48, 48] references, sum=144
test_urllib2_localnet leaked [3, 3, 3] references, sum=9