Fixed configuration datatype STUNServerAddresses

Ignore-this: 60f5bcff79eb14a431974b54b8529c27

darcs-hash:20090320141329-1e3d8-9bfb65b7d188eb83ee5b5c9271dc55933f7b20e8
Made __setstate__ of SettingsObject more robust

Ignore-this: 48b6f9885b5fe10db2b9fc05d81adff9

darcs-hash:20090320141412-1e3d8-f4c8a98a6e1ea2553c30f1d507255989468a1cd0