serializeArrayをname:valueのオブジェクトに変換 ref: http://qiita.com/ryoppy@github/items/0ceb0c19b92da34c7ce1

file0.js

    /**
     * $formのデータをkey:valueで取得
     * @param {jQuery} $form
     * @return {Object} {name: "value", ...}
     */
    getValues: function($form) {
      return _.chain($form.serializeArray())
              .map(function(obj) { return [obj.name, obj.value] })
              .object()
              .value();
    }