Merge branch 'feature/base_flutter_1.12_upgrade' into feature/base_flutter_1.12_upgrade_for_androidx

新的注册方式在onAttach时执行attachToView

Merge branch 'feature/base_flutter_1.12_upgrade' of github.com:gws321/flutter_boost into feature/base_flutter_1.12_upgrade

Merge branch 'feature/base_flutter_1.12_upgrade' into feature/base_flutter_1.12_upgrade_for_androidx

Merge branch 'feature/base_flutter_1.12_upgrade' into feature/base_flutter_1.12_upgrade_for_androidx

# Conflicts:
#	android/src/main/java/com/idlefish/flutterboost/Platform.java
#	android/src/main/java/com/idlefish/flutterboost/XFlutterTextureView.java
#	android/src/main/java/com/idlefish/flutterboost/containers/FlutterSplashView.java
#	example/android/gradle.properties

update

update doc

Create no-response.yml

# Conflicts:
#	README.md
#	README_CN.md
#	android/src/main/java/com/idlefish/flutterboost/FlutterBoostPlugin.java
#	android/src/main/java/com/idlefish/flutterboost/FlutterViewContainerManager.java

Add no-response bot to flutter-boost. 

Maintainers just need to add more-information-needed label to the issue. The bot will automatically close the timeout issue without getting more information. If the issue adds more information after it is closed, the bot will reopen the issue and remove the more-information-needed label.

issue模板