Show:
                        import Ember from "ember";
                        
                        /**
                         * Column data group for form.
                         *
                         * @class EmberForm.FormColumnDataGroup
                         * @submodule ember-form-column-data
                         * @module ember-form
                         */
                        export default Ember.Object.extend({
                          /**
                           * Label width class default for all child columns.
                           *
                           * @property labelWidthClass
                           * @type String
                           * @default "col-sm-4"
                           */
                          labelWidthClass : "col-sm-4",
                        
                          /**
                           * Input width class default for all child columns.
                           *
                           * @property inputWidthClass
                           * @type String
                           * @default "col-sm-8"
                           */
                          inputWidthClass : "col-sm-8",
                        
                          /**
                           * @property showLabel
                           * @type Boolean
                           * @default true
                           */
                          showLabel : true,
                        });