Some of the highlights:
- Official support for lazy loading
- Simplified testing
- Redesigned router integration
Of course, there is a lot more great stuff in this release (the improved dev ergonomics and error messages for starters). So check out the ngrx platform repository to find out more.
Check out the NEW DOCUMENTATION:
Links to the current documentation for ngrx 4.x
The sections below cover the changes between the ngrx projects migrating from V1.x/2.x to V4.