UDP广播模块

android @ ec3dba3f

-Subproject commit 3c22e36d5b4b056d1259d6e6ed4f819e21e3f9e0
+Subproject commit ec3dba3f5035c0c0721961f1301321677dcd4bf4

src/utils/UdpBroadcast.js

+import {NativeModules} from 'react-native';
+import Speech from './Speech';
+
+const send = params => {
+  if (!NativeModules.UdpBroadcast || !NativeModules.UdpBroadcast.send) {
+    Speech.speak('当前版本不支持调用该接口');
+    return false;
+  }
+  return NativeModules.UdpBroadcast.send(params);
+};
+
+export default {send};