[fix] Export DeviceEventEmitter

Close #1402

Author: EvanBacon

packages/babel-plugin-react-native-web/src/moduleMap.js

@@ -17,6 +17,7 @@ module.exports = {
   ColorPropType: true,
   DatePickerAndroid: true,
   DatePickerIOS: true,
+  DeviceEventEmitter: true,
   DeviceInfo: true,
   Dimensions: true,
   DrawerLayoutAndroid: true,

packages/react-native-web/src/exports/DeviceEventEmitter/index.js

@@ -0,0 +1,2 @@
+import RCTDeviceEventEmitter from '../../vendor/react-native/NativeEventEmitter/RCTDeviceEventEmitter';
+export default RCTDeviceEventEmitter;

packages/react-native-web/src/index.js

@@ -104,6 +104,9 @@ import TimePickerAndroid from './exports/TimePickerAndroid';
 import TVEventHandler from './exports/TVEventHandler';
 import VibrationIOS from './exports/VibrationIOS';
 
+// plugins
+import DeviceEventEmitter from './exports/DeviceEventEmitter';
+
 export {
   // top-level API
   createElement,
@@ -207,5 +210,7 @@ export {
   Systrace,
   TimePickerAndroid,
   TVEventHandler,
-  VibrationIOS
+  VibrationIOS,
+  // plugins
+  DeviceEventEmitter
 };