(FIX) Remove answers from 'src/app.jsx'

src/app.jsx

@@ -1,42 +1,3 @@
 'use strict';
 
-var React = require('react');
-
-var boxStyle = {
-  width: '100px',
-  height: '100px'
-};
-
-var Box = React.createClass({
-  getInitialState: function(){
-    return {
-      value: 'X'
-    };
-  },
-  handleClick: function(){
-    var oldValue = this.state.value;
-    var newValue= oldValue === 'X' ? 'O': 'X';
-    this.setState({
-      value: newValue
-    });
-  },
-  render: function(){
-    return (
-      <button style={boxStyle} onClick={this.handleClick}>{this.state.value}</button>
-    );
-  }
-});
-
-var Row = React.createClass({
-  render: function(){
-    return (
-      <div>
-        <Box/>
-        <Box/>
-        <Box/>
-      </div>
-    )
-  }
-})
-
-React.render(<Row/>, document.body)
+var React = require('react');