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

[Neal Norwitz]

More important issues:
----------------------
test_poplib leaked [0, 0, 211] references, sum=211

Less important issues:
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test_asynchat leaked [0, 131, -131] references, sum=0
test_cmd_line leaked [25, 0, 0] references, sum=25
test_sys leaked [0, -21, 0] references, sum=-21
test_urllib2_localnet leaked [3, 3, 3] references, sum=9