Add AZ Dark demo link and adjust readme.md.

Author: davidakennedy

accessible-zen-dark/style.css

@@ -1,7 +1,7 @@
 /*
 Theme Name:     Accessible Zen Dark
 Theme URI:      http://github.com/davidakennedy/accessible-zen-theme-pack
-Description:    A child theme  with a dark on light color scheme for the Accessible Zen, created by David A. Kennedy.
+Description:    A child theme  with a dark on light color scheme for Accessible Zen, created by David A. Kennedy.
 Author:         David A. Kennedy
 Author URI:     http://davidakennedy.com/
 Template:       accessible-zen                             

readme.md

@@ -9,6 +9,7 @@ You can read more about [Accessible Zen on its project page](http://davidakenned
 ## Includes
 
 * A child theme template for creating your own child themes based on Accessible Zen.
+* A child theme called Accessible Zen Dark, featuring a light on dark color scheme. Check out the [Accessible Zen Dark Demo](http://wpthemes.davidakennedy.com/accessible-zen-dark/).
 
 ## Other Notes
 
@@ -17,6 +18,10 @@ You can read more about [Accessible Zen on its project page](http://davidakenned
 
 ### Changelog
 
+**October 20, 2013**
+
+Add Accessible Zen Dark: Version 0.2
+
 **July 13, 2013**
 
 Initial release: Version 0.1