Add table of contents for beginner tutorial (docker#11)

Signed-off-by: Chengwei Yang <yangchengwei@qiyi.com>

Author: chengweiv5

README.md

@@ -3,7 +3,7 @@
 This repo contains [Docker](https://docker.com) tutorials authored both by Docker, and by members of the community. It's a growing repo which we intend to continue to grow, with help from the community.
 
 Index:
-* [Docker for beginners] (https://github.com/docker/labs/tree/master/beginner)
+* [Docker for beginners] (beginner/readme.md)
 * [Docker for ASP.NET and Windows containers](windows/readme.md)
 * [Docker for Java Developers](java/readme.adoc)
 * [Docker Tutorials from the Community](https://github.com/docker/community/blob/master/tutorials/docker-tutorials.md) - links to a different repository

beginner/chapters/setup.md

@@ -1,3 +1,5 @@
+## Setup
+
 ### Prerequisites
 There are no specific skills needed for this tutorial beyond a basic comfort with the command line and using a text editor. Prior experience in developing web applications will be helpful but is not required. As you proceed further along the tutorial, we'll make use of [Docker Hub](https://hub.docker.com/).
 

beginner/readme.md

@@ -0,0 +1,8 @@
+## Docker for beginners
+
+This tutorial consists of below sections.
+
+* [Setup](chapters/setup.md)
+* [1.0 Running your first container](chapters/alpine.md)
+* [2.0 Webapps with Docker](chapters/webapps.md)
+* [3.0 Run a multi-container app with Docker Compose](chapters/votingapp.md)