Merge branch 'feature/digest-email' into 'develop'

Feature/digest email

See merge request pleroma/pleroma!1078

CHANGELOG.md

@@ -93,6 +93,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Rich media: Do not crawl private IP ranges
 
 ### Added
+- Digest email for inactive users
 - Add a generic settings store for frontends / clients to use.
 - Explicit addressing option for posting.
 - Optional SSH access mode. (Needs `erlang-ssh` package on some distributions).
@@ -119,6 +120,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Configuration: `notify_email` option
 - Configuration: Media proxy `whitelist` option
 - Configuration: `report_uri` option
+- Configuration: `email_notifications` option
 - Configuration: `limit_to_local_content` option
 - Pleroma API: User subscriptions
 - Pleroma API: Healthcheck endpoint