To be called from hook_install()

features_fix_node_type_cache.php

/**
 * Fixes an issue with node type permissions in features.
 *
 * Temporarily implements hook_module_implements_alter().
 * Temporarily implements hook_modules_enabled().
 *
 * When a node type feature gets enabled, the node type
 * cache does not get regenerated immediately.
 * This causes node type specific permissions to be missing
 * when subsequent features are enabled that set
 * those permissions.
 *
 * This function implements two hooks for the current
 * request to override Features' own implementation of
 * hook_modules_enabled.
 */
function MODULE_features_fix_node_type_cache() {

  static $enabled = false;

  if(!$enabled) {

    /**
     * Implements hook_module_implements_alter().
     *
     * Disables hook_modules_enabled() for Features in order to
     * reimplement it.
     */
    function MODULE_module_implements_alter(&$modules, $hook) {
      if($hook === 'modules_enabled' && isset($modules['features'])) {
        unset($modules['features']);
      }
    }

    /**
     * Implements hook_modules_enabled().
     *
     * Implements the hook on behalf of Features. Includes
     * node features to ensure that custom content type
     * permissions are known to follow-up features.
     */
    function MODULE_modules_enabled($modules) {
      if(!module_exists('features')) {
        return;
      }
      foreach($modules as $module) {
        // Call the features hook implementation
        features_modules_enabled(array($module));
        $info = system_get_info('module', $module);
        // Check for node components
        if(!empty($info['features']['node'])) {
          // Make sure the hook_node_info() implementation
          // has been declared
          module_load_include('module', $module);
          // Purge the node type cache
          node_type_cache_reset();
        }
      }
    }

  }
  $enabled = true;
}