添加beta分支

+# This branch is suitable for the beta version of flutter
 
 # flutter_screenutil
 [![pub package](https://img.shields.io/pub/v/flutter_screenutil.svg)](https://pub.dartlang.org/packages/flutter_screenutil)

+# 该分支适用于Flutter的Beta版
 
 # flutter_ScreenUtil
 

+# This branch is suitable for the beta version of flutter
 
 # flutter_screenutil
 [![pub package](https://img.shields.io/pub/v/flutter_screenutil.svg)](https://pub.dartlang.org/packages/flutter_screenutil)

 #!/bin/sh
 # This is a generated file; do not edit or check into version control.
-export "FLUTTER_ROOT=/Users/lizhuoyuan/Development/flutter"
-export "FLUTTER_APPLICATION_PATH=/Users/lizhuoyuan/Development/Project/flutter_screenutil/example"
-export "FLUTTER_TARGET=lib/main.dart"
+export "FLUTTER_ROOT=D:\Develop\flutter"
+export "FLUTTER_APPLICATION_PATH=D:\Develop\Project\flutter_screenutil\example"
+export "FLUTTER_TARGET=lib\main.dart"
 export "FLUTTER_BUILD_DIR=build"
-export "SYMROOT=${SOURCE_ROOT}/../build/ios"
-export "FLUTTER_FRAMEWORK_DIR=/Users/lizhuoyuan/Development/flutter/bin/cache/artifacts/engine/ios"
+export "SYMROOT=${SOURCE_ROOT}/../build\ios"
+export "OTHER_LDFLAGS=$(inherited) -framework Flutter"
+export "FLUTTER_FRAMEWORK_DIR=D:\Develop\flutter\bin\cache\artifacts\engine\ios"
 export "FLUTTER_BUILD_NAME=1.0.0"
 export "FLUTTER_BUILD_NUMBER=1"

@@ -4,7 +4,9 @@ import 'package:example/text_style.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 
-void main() => runApp(MyApp());
+void main() {
+  runApp(MyApp());
+}
 
 class MyApp extends StatelessWidget {
   @override
@@ -41,7 +43,7 @@ class ExampleWidget extends StatefulWidget {
 class _ExampleWidgetState extends State<ExampleWidget> {
   @override
   Widget build(BuildContext context) {
-    printScreenInformation();
+    //  printScreenInformation();
     return Scaffold(
       appBar: AppBar(
         title: Text(widget.title),