Breaking Changes
* change: Update project target frameworks and dependencies (251)
- See [migration guide](https://firebase.google.com/support/release-notes/admin/dotnet) for details on how this may affect your code.
New Features
* feat(fcm): Support for sending up to 500 messages in a batch (263)
Bug Fixes
* fix(fcm): Setting ApplicationName property for the batch client (268)
Miscellaneous
* [chore] Release 2.0.0 (270)