Ported mock os x to new showcase

git-svn-id: http://primefaces.googlecode.com/svn/showcase/trunk@11326 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c
Add tree links to menu

git-svn-id: http://primefaces.googlecode.com/svn/showcase/trunk@11327 5a70e874-a5cb-11dd-8af2-493fb0bb9f7c