change order of issubdirectory() calls to avoid error messages for non-apps

lib/private/l10n.php

@@ -132,10 +132,10 @@ class OC_L10N implements \OCP\IL10N {
 			$i18ndir = self::findI18nDir($app);
 			// Localization is in /l10n, Texts are in $i18ndir
 			// (Just no need to define date/time format etc. twice)
-			if((OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC_App::getAppPath($app).'/l10n/')
-				|| OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC::$SERVERROOT.'/core/l10n/')
+			if((OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC::$SERVERROOT.'/core/l10n/')
 				|| OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC::$SERVERROOT.'/lib/l10n/')
 				|| OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC::$SERVERROOT.'/settings')
+				|| OC_Helper::issubdirectory($i18ndir.$lang.'.php', OC_App::getAppPath($app).'/l10n/')
 				)
 				&& file_exists($i18ndir.$lang.'.php')) {
 				// Include the file, save the data from $CONFIG