[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, -25, 25] references, sum=25
test_smtplib leaked [-103, 20, -19] references, sum=-102
test_socketserver leaked [-84, 0, 0] references, sum=-84
test_urllib2_localnet leaked [3, 3, 3] references, sum=9