Restore old behavior of autotest and testall, using regrtest.

This is done for backward compatibility with Python 1.4.

Lib/test/testall.py

@@ -1,54 +1,4 @@
-# This file now contains only the list of separate regression tests.
-# All of the testing harness is now contained in autotest.py.
-
-tests = ['test_grammar',
-	 'test_opcodes',
-	 'test_operations',
-	 'test_builtin',
-	 'test_exceptions',
-	 'test_types',
-	 'test_math',
-	 'test_time',
-	 'test_array',
-	 'test_strop',
-	 'test_md5',
-	 'test_cmath',
-	 'test_crypt',
-	 'test_dbm',
-	 'test_new',
-	 'test_nis',
-	 'test_pwd',
-	 'test_rgbimg',
-	 'test_select',
-	 'test_strftime',
-	 'test_struct',
-	 'test_errno',
-	 'test_dl',
-	 'test_thread',
-	 'test_xdr',
-	 'test_fcntl',
-	 'test_gdbm',
-	 'test_grp',
-	 'test_operator',
-	 'test_imageop',
-	 'test_imgfile',
-	 'test_regex',
-	 'test_rotor',
-	 ]
-
-if __name__ == '__main__':
-    # low-overhead testing, for cases where autotest.py harness
-    # doesn't even work!
-    import sys
-    from test_support import *
-
-    for t in tests:
-        print t
-	unload(t)
-	try:
-	    __import__(t, globals(), locals())
-	except ImportError, msg:
-## 	    sys.stderr.write('%s.  Uninstalled optional module?\n' % msg)
-	    pass
-
-    print 'Passed all tests.'
+# Backward compatibility -- you should use regrtest instead of this module.
+import sys, regrtest
+sys.argv[1:] = ["-vv"]
+regrtest.main()