Make sure all files are in sdist

Author: jgoerzen

ConfigFile.cabal

@@ -1,13 +1,13 @@
 Name: ConfigFile
-Version: 1.1.3
+Version: 1.1.4
 License: BSD3
 Maintainer: John Goerzen <jgoerzen@complete.org>
 Author: John Goerzen
 Copyright: Copyright (c) 2004-2014 John Goerzen
 license-file: COPYRIGHT
-license-files: COPYRIGHT, LGPL-2.1, BSD3
 extra-source-files: README,
                     Makefile,
+                    COPYRIGHT, LGPL-2.1, BSD3,
                     testsrc/ConfigParser/test.cfg
 Category: Parsing
 homepage: http://software.complete.org/configfile