display label in select defaultly, fix #50

components/select/demo/basic.md

@@ -16,9 +16,9 @@ function handleChange(value) {
 
 React.render(
   <Select value="lucy" style={{width:200}} onChange={handleChange}>
-    <Option value="jack">jack</Option>
-    <Option value="lucy">lucy</Option>
-    <Option value="disabled" disabled>disabled</Option>
+    <Option value="jack">Jack</Option>
+    <Option value="lucy">Lucy</Option>
+    <Option value="disabled" disabled>Disabled</Option>
     <Option value="yiminghe">yiminghe</Option>
   </Select>
 , document.getElementById('components-select-demo-basic'));

components/select/index.jsx

@@ -8,6 +8,7 @@ module.exports = React.createClass({
     return {
       prefixCls: 'ant-select',
       transitionName: 'slide-up',
+      optionLabelProp: 'children',
       showSearch: false
     };
   },