Update README.md

Author: ctjoreilly

README.md

@@ -7,14 +7,14 @@ Java implementation of algorithms from [Russell](http://www.cs.berkeley.edu/~rus
   * [Demo Applications that can be run from your browser](http://aimacode.github.io/aima-java/aima3e/aima3ejavademos.html).
   * [Comments on architecture and design] (https://github.com/aimacode/aima-java/wiki/AIMA3e-Architecture-%26-Design).
   * [Javadoc for the aima-core project](http://aimacode.github.io/aima-java/aima3e/javadoc/aima-core/index.html).
-  * [Download the latest official version  = 1.8.1 (Mar 15 2015)](https://github.com/aimacode/aima-java/releases/tag/aima3e-v1.8.1).
+  * [Download the latest official version  = 1.9.0 (Dec 18 2016)](https://github.com/aimacode/aima-java/releases/tag/aima3e-v1.9.0).
   * Latest Maven Information (for integration as a third party library)<br>
 
       ```
       <dependency>
           <groupId>com.googlecode.aima-java</groupId>
           <artifactId>aima-core</artifactId>
-          <version>0.11.1</version>
+          <version>0.12.0</version>
       </dependency>
       ```