default .has method with player objects will always checks builtin perm

system instead of trying to hook through the permission specific API

src/net/milkbowl/vault/permission/Permission.java

@@ -84,7 +84,7 @@ public abstract class Permission {
      * @return Success or Failure
      */
     public boolean has(Player player, String permission) {
-        return playerHas(player.getWorld().getName(), player.getName(), permission);
+        return player.hasPermission(permission);
     }
 
     /**

src/net/milkbowl/vault/permission/plugins/Permission_bPermissions.java

@@ -76,7 +76,7 @@ public class Permission_bPermissions extends Permission {
 	public boolean isEnabled() {
 		return this.perms != null;
 	}
-
+	
 	@Override
 	public boolean playerHas(String world, String player, String permission) {
 		if (world == null)