Add link to book

Ovilia · Ovilia · commit 557a4ba1aeae · 2013-10-17T16:59:14.000+08:00
diff --git a/README.md b/README.md
@@ -3,6 +3,7 @@ Three.jsExamples
 
 Examples for a book on Three.js
 
+Book is available at http://www.ituring.com.cn/book/1272 .
 
 
 Chapter 1

Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,7 @@ Three.jsExamples`
`3`	`3`
`4`	`4`	`Examples for a book on Three.js`
`5`	`5`
	`6`	`+Book is available at http://www.ituring.com.cn/book/1272 .`
`6`	`7`
`7`	`8`
`8`	`9`	`Chapter 1`