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

[Neal Norwitz]

More important issues:
----------------------
test_poplib leaked [0, 0, 213] references, sum=213

Less important issues:
----------------------
test_cmd_line leaked [25, 0, 0] references, sum=25
test_file leaked [83, -83, 0] references, sum=0
test_smtplib leaked [88, 0, 0] references, sum=88
test_socketserver leaked [84, -84, 0] references, sum=0
test_sys leaked [0, 21, 0] references, sum=21
test_threading leaked [-2, 2, 0] references, sum=0
test_urllib2_localnet leaked [3, 3, 3] references, sum=9