New features

In this release:
- Make compatible with CouchDB 2
- Issue #2869097: Allow normalized entity representation to be altered
- Replication optimization: implement changes and bulk docs limit parameters and use since parameter on replication. Also added a configuration form for replication limits and set the changes limit default value to 100
- Move file attachments to file entities, so, now the attachment is replicated with the file entity and we don't have multiple attachments on nodes

In this release:
- revision tree fixes
- integration with Paragraphs module
- remove process plugin for text fields
- more tests
- other bug fixes

Fixed and add new features into release.

#2906897 https://www.drupal.org/node/2906897
#2906910 https://www.drupal.org/node/2906910

It contains some bug fixes, improvement of code, new features and many more.
Fixed issue :-

- PHP CS fixes
- Fixed user role issue on uninstall - was not possible to re-install
- Removed user's personal data on uninstall, collected by the module