Add a whole lot of stuff to __all__.

(Excluding the logging stuff, which doesn't lend itself to use via
"from cgi import *" -- it manipulates globals.)
diff --git a/Lib/cgi.py b/Lib/cgi.py
index 61b25cd..4fa696f 100755
--- a/Lib/cgi.py
+++ b/Lib/cgi.py
@@ -42,9 +42,12 @@
 import UserDict
 from StringIO import StringIO
 
-__all__ = ["MiniFieldStorage","FieldStorage","FormContentDict",
-           "SvFormContentDict","InterpFormContentDict","FormContent",
-           "escape"]
+__all__ = ["MiniFieldStorage", "FieldStorage", "FormContentDict",
+           "SvFormContentDict", "InterpFormContentDict", "FormContent",
+           "parse", "parse_qs", "parse_qsl", "parse_multipart",
+           "parse_header", "print_exception", "print_environ",
+           "print_form", "print_directory", "print_arguments",
+           "print_environ_usage", "escape"]
 
 # Logging support
 # ===============