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

[Neal Norwitz]

More important issues:
----------------------
test_xmlrpc leaked [33, -30, 4] references, sum=7

Less important issues:
----------------------
test_cmd_line leaked [0, 0, -23] references, sum=-23
test_popen2 leaked [26, -26, 0] references, sum=0
test_smtplib leaked [-86, 86, -86] references, sum=-86
test_threadedtempfile leaked [0, 0, 102] references, sum=102
test_threadsignals leaked [0, 0, -8] references, sum=-8
test_urllib2_localnet leaked [3, 3, 3] references, sum=9