Check out this proxy configuration file. See what's missing? All that useless default configuration is just that- default.
In WCF 4.5, you get a nice, clean conventional client config. Combined with intellisense, you can override the defaults very easily, keeping your client configuration manageable and your Ops folks happy.
Learn more about the great productivity improvements to WCF 4.5 here: http://msdn.microsoft.com/en-us/library/dd456789(v=vs.110).aspx