/**
 * @class Random
 * @extends jibo.bt.ParentBehavior
 * @memberof jibo.bt.behaviors
 * @description On start, will choose a random node in its children and run that node.
 * @param {Object} options See {@link jibo.bt.Behavior|Behavior} for all options.
 * @param {Array<jibo.bt.Behavior>} [options.children=[]] An array of child behaviors.
 */