Merge branch 'nnbd' into master

Author: CaiJingLong

CHANGELOG.md

@@ -1,6 +1,7 @@
 # CHANGELOG
 
 - [CHANGELOG](#changelog)
+  - [1.0.0-nullsafety.0](#100-nullsafety0)
   - [0.7.3](#073)
   - [0.7.2](#072)
   - [0.7.1+1](#0711)
@@ -24,6 +25,10 @@
   - [0.1.1](#011)
   - [0.1.0](#010)
 
+## 1.0.0-nullsafety.0
+
+First nullsafety version.
+
 ## 0.7.3
 
 Fix: rotate error.

README.md

@@ -9,6 +9,7 @@ Use native(objc,kotlin) code to handle image data, it is easy to process picture
 - [image_editor](#image_editor)
   - [Screenshot](#screenshot)
   - [Platform of support](#platform-of-support)
+  - [Change Log](#change-log)
   - [Support](#support)
   - [ImageEditor Usage](#imageeditor-usage)
     - [ImageEditor method params](#imageeditor-method-params)
@@ -37,6 +38,15 @@ Use native(objc,kotlin) code to handle image data, it is easy to process picture
 
 Android, iOS.
 
+## Change Log
+
+This version is a null-safety version.
+
+Please read document for null-safety information in [dart][dart-safe] or [flutter][flutter-safe].
+
+[flutter-safe]: https://flutter.dev/docs/null-safety
+[dart-safe]: https://dart.dev/null-safety
+
 ## Support
 
 - [x] flip

example/pubspec.lock

@@ -138,7 +138,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.7.3"
+    version: "1.0.0-nullsafety.0"
   image_picker:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -1,6 +1,6 @@
 name: image_editor
 description: Edit your image data and output to file/memory, Use objc/kotlin to handle it.
-version: 0.7.3
+version: 1.0.0-nullsafety.0
 homepage: https://github.com/fluttercandies/flutter_image_editor
 
 environment: