Update version (#359)

README.md

@@ -12,7 +12,7 @@ Contributors: conner_bw, greatislander, steelwagstaff
 Tags: publishing, catalog, pressbooks, default-theme
 Requires at least: 6.0.2 
 Tested up to: 6.0.2 
-Stable tag: 1.15.0
+Stable tag: 1.16.0
 Requires PHP: 7.4
 License: GNU General Public License v3 or later 
 License URI: https://www.gnu.org/licenses/gpl-3.0.html
@@ -31,9 +31,9 @@ Aldine is the default theme for the home page of [Pressbooks](https://pressbooks
 
 ## Changelog
 
-### 1.15.0
+### 1.16.0
 
-* See: https://github.com/pressbooks/pressbooks-aldine/releases/tag/1.15.0
+* See: https://github.com/pressbooks/pressbooks-aldine/releases/tag/1.16.0
 * Full release history available at: https://github.com/pressbooks/pressbooks-aldine/releases
 
 ## Upgrade Notice

style.css

@@ -5,7 +5,7 @@ Author:				Pressbooks (Book Oven Inc.)
 Author URI:			https://pressbooks.org
 Description:		Aldine is the default theme for the home page of Pressbooks networks. It is named for the Aldine Press, founded by Aldus Manutius in 1494, who is regarded by many as the world’s first publisher.
 Tags:				publishing, catalog, pressbooks, default-theme
-Version:			1.16.0-dev
+Version:			1.16.0
 Requires at least:	6.0.2
 Tested up to:		6.0.2
 Requires PHP:		7.4