modify ios error

index.js

@@ -14,7 +14,7 @@ import React, {
 import PickerAndroid from 'react-native-picker-android';
 
 let Picker = Platform.OS === 'ios' ? PickerIOS : PickerAndroid;
-let PickerItem = Picker.item;
+let PickerItem = Picker.Item;
 let width = Dimensions.get('window').width;
 let height = Dimensions.get('window').height;
 

package.json

 {
   "name": "react-native-picker",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "description": "react-native-picker",
   "main": "index.js",
   "scripts": {
@@ -19,7 +19,7 @@
     "email": "wenliang.web@gmail.com"
   },
   "dependencies": {
-    "react-native-picker-android": "~0.3.2"
+    "react-native-picker-android": "~0.3.3"
   },
   "engines": {
     "node": ">=4"