- Template files of Models was moved to new Model folder under Templates/[language]/
 - Tests models moved from Core model folder to root models folder.
 - Some changes and improvements to layout
 - CSS files order, commons.css was changed to load prior to layout.css
 - Added code.css for format the visual of sample codes
 - Added home.css for Home model. The css files especific for Model will be organized in /css/Model/