Remove LESS instructions, we use internal commands now

Timestamps don't need to be included in theme data

README.md

@@ -33,12 +33,6 @@ Please follow the following guides and code standards:
 
 The CMS uses [Laravel](http://laravel.com) as a foundation PHP framework.
 
-### Using LESS
-
-The theme is based on the Twitter Bootstrap framework and uses the LESS language for generating the CSS. Please use a suitable LESS application for compiling the **assets/less/*.less** file to **assets/css/*.css**. The following application is recommended:
-
-* [Koala](http://koala-app.com/)
-
 ### Contact
 
 You can communicate with us using the following mediums:

modules/cms/models/ThemeData.php

@@ -49,7 +49,7 @@ class ThemeData extends Model
         /*
          * Dynamic attributes are stored in the jsonable attribute 'data'.
          */
-        $staticAttributes = ['id', 'theme', 'data'];
+        $staticAttributes = ['id', 'theme', 'data', 'created_at', 'updated_at'];
         $dynamicAttributes = array_except($this->getAttributes(), $staticAttributes);
 
         $this->data = $dynamicAttributes;