Update util.js

Removed old jsDoc comments

src/core/util.js

@@ -1,19 +1,6 @@
-/**
- * @namespace
- */
 jasmine.util = {};
 
-/**
- * Declare that a child class inherit it's prototype from the parent class.
- *
- * @private
- * @param {Function} childClass
- * @param {Function} parentClass
- */
 jasmine.util.inherit = function(childClass, parentClass) {
-  /**
-   * @private
-   */
   var subclass = function() {
   };
   subclass.prototype = parentClass.prototype;