kawamoto

Create a query from POST/PATCH/DELETE action

1

create a query from POST/PATCH/DELETE action for tracking status of that request. it resolves this issue https://github.com/abdulhaq-e/ngrx-json-api/issues/236

I'm not sure it's expected behavior. and I guess under `playground` code needs update

Fix deprecation warning on Rails5

1

``` DEPRECATION WARNING: before_filter is deprecated and will be removed in Rails 5.1. Use before_action instead. ```