New features

First stable release. This release has a new features (Issue #2779011: Synchronize Pbf fields referencing users with Pbf field) which permit to sycnhronize users and content type, as a feature like "Group's members" managed from the group content type used.

Aligned 8.x-1.0 with 7.x-1.0, which includes:
- support for telephone
- support for devel_generate
- support for feeds
- support for rest
- widget improvements
- validation rewrite
- bug fixes

New feature: node export compatibility
#2747195: Make it compatible with node export webforms
Bug fixes:

Development release

Initial D8 release based on TFA module

Initial D8 dev release