@Override
 public String getPlayerGroup(String playerWorld, String playerName) {
   return permSystem.getPlayerGroup(playerWorld, playerName);
 }
 @Override
 public void init() throws Exception {
   permSystem = new com.andune.minecraft.commonlib.PermissionSystemImpl(plugin, reflections);
   permSystem.setupPermissions(true, preferredPermSystems);
 }
 @Override
 public boolean has(String worldName, String playerName, String permission) {
   return permSystem.has(worldName, playerName, permission);
 }
 @Override
 public boolean has(CommandSender sender, String permission) {
   return permSystem.has(((BukkitCommandSender) sender).getBukkitSender(), permission);
 }
 @Override
 public String getSystemInUse() {
   return permSystem.getSystemInUseString();
 }