Merge branch 'master' into develop

Author: mvanbeusekom

flutter_cache_manager_firebase/pubspec.yaml

@@ -4,7 +4,7 @@ version: 2.0.2
 homepage: https://github.com/Baseflow/flutter_cache_manager
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: ">=2.12.0 <4.0.0"
 
 dependencies:
   flutter: