Merge commit '0a175bb8b1eb8d4a40c66107ca77a2ff33212bf9' into pre_merge

# Conflicts:
#	.idea/libraries/Dart_SDK.xml
#	android/build.gradle
#	android/gradle/wrapper/gradle-wrapper.properties
#	android/src/main/AndroidManifest.xml
#	example/android/app/build.gradle
#	example/android/build.gradle
#	example/android/settings.gradle
#	example/lib/main.dart
#	example/pubspec.lock
#	ios/flutter_openim_sdk.podspec
#	lib/src/manager/im_conversation_manager.dart
#	lib/src/manager/im_friendship_manager.dart
#	lib/src/models/notification_info.dart

pubspec.yaml

@@ -1,6 +1,6 @@
 name: flutter_openim_sdk
 description: An instant messaging plug-in that supports Android and IOS. And the server is also all open source.
-version: 3.8.3+2
+version: 3.8.3+hotfix.10.1
 homepage: https://www.openim.io
 repository: https://github.com/openimsdk/open-im-sdk-flutter
 
@@ -11,7 +11,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-
+  
 dev_dependencies:
   flutter_test:
     sdk: flutter