Bump version number

CHANGELOG.md

-## next
+## 3.1.0
 
 * Support service status inquiry for phone permission on iOS & Android.
 

README.md

@@ -22,7 +22,7 @@ To use this plugin, add `permission_handler` as a [dependency in your pubspec.ya
 
 ```yaml
 dependencies:
-  permission_handler: '^3.0.0'
+  permission_handler: '^3.1.0'
 ```
 
 > **NOTE:** There's a known issue with integrating plugins that use Swift into a Flutter project created with the Objective-C template. See issue [Flutter#16049](https://github.com/flutter/flutter/issues/16049) for help on integration.

ios/permission_handler.podspec

@@ -3,7 +3,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'permission_handler'
-  s.version          = '3.0.2'
+  s.version          = '3.1.0'
   s.summary          = 'Permission plugin for Flutter.'
   s.description      = <<-DESC
 A new Flutter project.

pubspec.yaml

 name: permission_handler
 description: Permission plugin for Flutter. This plugin provides a cross-platform (iOS, Android) API to request and check permissions.
-version: 3.0.2
+version: 3.1.0
 authors:
   - Baseflow <hello@baseflow.com>
   - long1eu <home@long1.eu>
+  - Sebastian Roth <sebastian.roth@gmail.com>
 homepage: https://github.com/baseflowit/flutter-permission-handler
 
 environment: