added lang_path constant.

public/index.php

@@ -22,6 +22,7 @@ define('BASE_PATH', realpath('../').'/');
 define('CACHE_PATH', APP_PATH.'storage/cache/');
 define('CONFIG_PATH', APP_PATH.'config/');
 define('DATABASE_PATH', APP_PATH.'storage/db/');
+define('LANG_PATH', APP_PATH.'lang/');
 define('LIBRARY_PATH', APP_PATH.'libraries/');
 define('MODEL_PATH', APP_PATH.'models/');
 define('PACKAGE_PATH', APP_PATH.'packages/');

system/lang.php

@@ -119,7 +119,7 @@ class Lang {
 	{
 		if (array_key_exists($language.$file, static::$lines)) return;
 
-		if (file_exists($path = APP_PATH.'lang/'.$language.'/'.$file.EXT))
+		if (file_exists($path = LANG_PATH.$language.'/'.$file.EXT))
 		{
 			static::$lines[$language.$file] = require $path;
 		}