lib/classes/PluginManager.js/PluginManager/spawn
class PluginManager:  spawn(commandsArray, options) {
    let commands = commandsArray;
    if (_.isString(commandsArray)) {
      commands = _.split(commandsArray, ':');
    }
    return this.invoke(commands, true).then(() => {
      if (_.get(options, 'terminateLifecycleAfterExecution', false)) {
        return BbPromise.reject(new TerminateHookChain(commands));
      }
      return BbPromise.resolve();
    });
  }