Updated README

README.md

@@ -3,6 +3,26 @@ ABAGAIL
 
 The library contains a number of interconnected Java packages that implement machine learning and artificial intelligence algorithms. These are artificial intelligence algorithms implemented for the kind of people that like to implement algorithms themselves.
 
+Usage
+------
+
+See [Wiki](https://github.com/pushkar/ABAGAIL/wiki)
+
+Issues
+-------
+
+See [Issues page](https://github.com/pushkar/ABAGAIL/issues?state=open).
+
+Contributing
+------------
+
+1. Fork it.
+2. Create a branch (`git checkout -b my_branch`)
+3. Commit your changes (`git commit -am "Awesome feature"`)
+4. Push to the branch (`git push origin my_branch`)
+5. Open a [Pull Request][1]
+6. Enjoy a refreshing Diet Coke and wait 
+
 Features
 ========
 
@@ -56,3 +76,5 @@ Features
 * Reinforcement Learning
 
 ### Value and policy iteration for Markov decision processes
+
+[1]: https://help.github.com/articles/using-pull-requests