[Python-checkins] Python Regression Test Failures refleak (2)

[Neal Norwitz]

More important issues:
----------------------
test_distutils leaked [25, -25, 25] references, sum=25
test_urllib2_localnet leaked [-269, 0, 0] references, sum=-269

Less important issues:
----------------------
test_popen2 leaked [0, -4, 0] references, sum=-4
test_smtplib leaked [-4, 4, 0] references, sum=0
test_socketserver leaked [0, 0, 78] references, sum=78
test_threadedtempfile leaked [0, 94, -94] references, sum=0
test_threading leaked [48, 48, 48] references, sum=144