WordPress is user friendly and has seemingly endless functionality, but everything can’t just included in WordPress theme. In many cases there’s a plugin for the capability you need.
Here are the plugins used in Klasik theme demo:
Description: Theme Options feature.
Description: Meta boxes feature.
Content Aware Sidebars
Description: Create and display sidebars according to the content being viewed.
Contact Form 7
Description: Simple contact form for contact page.
Description: For page navigation.
Simple Social Icons
Description: A simple, CSS and icon font driven social icons widget.
Description: Import posts, pages, comments, custom fields, categories, tags and more from a WordPress export file.