Bump WP compatibility

readme.txt

@@ -3,7 +3,7 @@ Contributors: ethitter, thinkoomph
 Donate link: http://www.thinkoomph.com/plugins-modules/view-all-posts-pages/
 Tags: view all, pages, paged, paged post, multipage, single view, single page, wp_link_pages, nextpage, next page, quicktag
 Requires at least: 3.2.1
-Tested up to: 3.5
+Tested up to: 3.6
 Stable tag: 0.6.1
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html