Duo Wordpress: Officially support Wordpress 4.5

Summary:
Fixes T18107

Also changed the iframe style to be consistent with our documentation.

Test Plan: @jpringle has already tested.

Reviewers: brad, msapp, ryadav, MNeuberger, bturner, tosullivan, jpringle, kristina

Subscribers: kristina, jpringle, tosullivan, bturner, MNeuberger, ryadav, msapp, brad

Maniphest Tasks: T18107

Differential Revision: https://phab.duosec.org/D12177

duo_wordpress.php

@@ -3,7 +3,7 @@
 Plugin Name: Duo Two-Factor Authentication
 Plugin URI: http://wordpress.org/extend/plugins/duo-wordpress/
 Description: This plugin enables Duo two-factor authentication for WordPress logins.
-Version: 2.5.1
+Version: 2.5.2
 Author: Duo Security
 Author URI: http://www.duosecurity.com
 License: GPL2
@@ -105,7 +105,7 @@ function duo_sign_request($user, $redirect) {
                     margin: 0 auto;
                 }
                 #duo_iframe {
-                    height: 500px;
+                    height: 330px;
                     width: 100%;
                     min-width: 304px;
                     max-width: 620px;

readme.txt

@@ -2,8 +2,8 @@
 Contributors: duosecurity
 Tags: authentication, two-factor, authenticator, login, username, password, duo, security
 Requires at least: 3.0
-Tested up to: 4.4
-Stable tag: 2.5.1
+Tested up to: 4.5
+Stable tag: 2.5.2
 
 Easily add Duo Security two-factor authentication to your WordPress website. Enable two-factor authentication for your admins and/or users.
 
@@ -50,6 +50,10 @@ If you're interested in protecting other web applications with Duo's two-factor
 
 == Changelog ==
 
+= 2.5.2 =
+* Wordpress 4.5 support
+* Updated iframe style to be consistent with documentation
+
 = 2.5.1 =
 * Wordpress 4.4 support