Add support for paths in String.substitute

String.substitute.js

/*
---

...
*/

String.implement({

	substitute: function(object, regexp){
		return this.replace(regexp || (/\\?\{([^{}]+)\}/g), function(match, name){
			if (match.charAt(0) == '\\') return match.slice(1);
			return Object.getFromPath(object, name) || '';
		});
	}

});