A new Flutter application.

• Flutter - JSON解析与复杂模型转换实用技巧
• Flutter 之 Scaffold、TabBar、底部导航、抽屉菜单
• Flutter Form 表单和输入框
• Flutter 图片组件（Image、Icon）
• Flutter 容器组件（Container）
• Flutter 动画（Animation）

• 轮播Banner插件应用：flutter_swiper : ^1.1.6 -> https://pub.dev/packages/flutter_swiper
• 网络请求插件应用：http: ^0.12.0+2 -> https://pub.dev/packages/http
• WebView 插件应用：flutter_webview_plugin: ^0.3.5 -> https://pub.dev/packages/flutter_webview_plugin
• 瀑布流布局 插件应用：flutter_staggered_grid_view -> https://pub.dev/packages/flutter_staggered_grid_view
• 欢迎页 插件应用： flutter_splash_screen: ^0.1.0 -> https://pub.dev/packages/flutter_splash_screen