@Override
 public boolean playerHas(String world, String player, String permission) {
   PermissionBase user = manager.getUser(player);
   return user.has(permission, world);
 }
 @Override
 public boolean groupHas(String world, String group, String permission) {
   PermissionBase permGroup = manager.getGroup(group);
   return permGroup.has(permission, world);
 }