Update Counter.js

Author: Darío Javier Cravero

examples/components/Counter.js

@@ -3,6 +3,7 @@ import React, { PropTypes } from 'react';
 export default class Counter {
   static propTypes = {
     increment: PropTypes.func.isRequired,
+    incrementIfOdd: PropTypes.func.isRequired,
     decrement: PropTypes.func.isRequired,
     counter: PropTypes.number.isRequired
   };