first-class offline support

[frank06]

Create an adapter or series of adapters with:

• queue for read & write retries when server is unreachable (regardless of cause)
  • exponential backoff for retries
  • if "keeps loading for a while" (state.isLoading, from data_state), make it fail & retry

cc/ @jamesdixon

[frank06]

WIP https://github.com/flutterdata/flutter_data/blob/master/lib/src/adapter/remote/offline_adapter.dart

[frank06]

These look great @jamesdixon

• https://logux.io/
• https://orbitjs.com/

Dreamin' for the future

[jamesdixon]

@frank06 nice! Hadn't heard of Logux before