* fix(Select): init highlightKey && defaultValue, close alibaba-fusion#3757

Author: weinianyang

src/select/base.jsx

@@ -198,7 +198,8 @@ export default class Base extends React.Component {
             visible: 'visible' in props ? props.visible : props.defaultVisible,
             dataSource: this.setDataSource(this.props),
             width: 100,
-            highlightKey: 'highlightKey' in props ? props.highlightKey : props.defaultHighlightKey,
+            highlightKey:
+                'highlightKey' in props ? props.highlightKey : props.defaultHighlightKey || props.defaultValue,
             srReader: '',
         };