SF patch #790443:  add SafeConfigParser to __all__
(Contributed by George Yoshida.)
diff --git a/Lib/ConfigParser.py b/Lib/ConfigParser.py
index 5f26715..fa6b053 100644
--- a/Lib/ConfigParser.py
+++ b/Lib/ConfigParser.py
@@ -92,7 +92,7 @@
 __all__ = ["NoSectionError", "DuplicateSectionError", "NoOptionError",
            "InterpolationError", "InterpolationDepthError",
            "InterpolationSyntaxError", "ParsingError",
-           "MissingSectionHeaderError", "ConfigParser",
+           "MissingSectionHeaderError", "ConfigParser", "SafeConfigParser",
            "DEFAULTSECT", "MAX_INTERPOLATION_DEPTH"]
 
 DEFAULTSECT = "DEFAULT"