Restore test_email for a1. It passes completely.

Lib/test/test_email.py

@@ -0,0 +1,13 @@
+# Copyright (C) 2001-2007 Python Software Foundation
+# email package unit tests
+
+import unittest
+# The specific tests now live in Lib/email/test
+from email.test.test_email import suite
+from test import test_support
+
+def test_main():
+    test_support.run_unittest(suite())
+
+if __name__ == '__main__':
+    test_main()