Fix version number

Author: heiglandreas

authLdap.php

@@ -4,7 +4,7 @@
 Plugin Name: AuthLDAP
 Plugin URI: https://github.com/heiglandreas/authLdap
 Description: This plugin allows you to use your existing LDAP as authentication base for WordPress
-Version: 2.5.4
+Version: 2.5.7
 Author: Andreas Heigl <andreas@heigl.org>
 Author URI: http://andreas.heigl.org
 License: MIT

readme.txt

@@ -41,6 +41,11 @@ Please use the issuetracker at https://github.com/heiglandreas/authLdap/issues
 
 == Changelog ==
 
+= 2.5.7 =
+
+* Fix regressions from 2.5.4
+* Fix CI system
+
 = 2.5.4 =
 * Update Tested up to