created cart icon with number of items notification - it's still buggy

front-ui/app/components/cart/addToCart.js

@@ -17,7 +17,6 @@ var AddToCart = React.createClass({
             <div className="col-xs-offset-1 col-xs-1"><button className="btn btn-success" onClick={this._onIncreaseClick}>+</button></div>
             <div className="col-xs-2"><button className="btn" style={countStyle} > { this.state.item.get('count') } </button></div>
             <div className="col-xs-1"><button className="btn btn-success"  onClick={this._onDecreaseClick}>-</button></div>
-            <div className="col-xs-7"><button className="btn btn-warning">U korpu</button></div>
           </div> 
         );
   },
@@ -25,14 +24,12 @@ var AddToCart = React.createClass({
     // Add change listeners to stores
     componentDidMount: function() {
       CartStore.addChangeListener(this._onChange); 
-      
       CartActions.load();
     },
 
 
     getInitialState: function() {
-      
-      var itemInCart = CartStore.getStateFor(this.props.itemId);
+      var itemInCart  = CartStore.getStateFor(this.props.itemId);
       return  { item: itemInCart }
     },
 
@@ -50,7 +47,12 @@ var AddToCart = React.createClass({
 
     _onDecreaseClick: function () {
       CartActions.takeItemOut(this.props.itemId);
+    },
+
+    componentWillUnmount: function () {
+      CartStore.removeChangeListener(this._onChange);
     }
+    
 });
 
 module.exports = AddToCart;