code: function createObject(parent, props){
          function F(){}
          F.prototype = parent;
          return mixIn(new F(), props);
  
      }
docs: Create Object using prototypal inheritance and setting custom properties.
  - Mix between Douglas Crockford Prototypal Inheritance <http://javascript.crockford.com/prototypal.html> and the EcmaScript 5 `Object.create()` method.
  @param {object} parent    Parent Object.
  @param {object} [props] Object properties.
  @return {object} Created object.