Use FB to to push notifications
## Why?
The Pusher platform does not provide us enough analytics and its very costly.
## Docs
https://firebase.google.com/docs/cloud-messaging/android/client
## Definition of Done
- [ ] Remove all Pusher frameworks
- [ ] Add Firebase Messaging
- [ ] Test
Goal
Describe the work to be done
Use FB to to push notifications ## Why? The Pusher platform does not provide us enough analytics and its very costly. ## Docs https://firebase.google.com/docs/cloud-messaging/android/client ## Definition of Done - [ ] Remove all Pusher frameworks - [ ] Add Firebase Messaging - [ ] Test