code: function _clearGeneratorConfig(app, generator) {
    if (generator === '*') {
      globalConfig.removeAll();
    } else {
      globalConfig.remove(generator);
    }
  
    console.log('Global config has been successfully cleared');
    app.navigate('home');
  }
docs: Clear the given generator from the global config file
  @param  {Object} app
  @param  {String} generator Name of the generator to be clear. Use '*' to clear all generators.