[IMPORTANT] As of version 4.1 Comments are now a separate Source (if you are using Comments for any Post Type Source you will need to edit your Engine and rebuild your index, this is not done automatically and should be planned for when updating)
[Fix] Synonym partial matches in some cases
[Fix] Statistics display with Statistics capability but not Settings capability
[Fix] HTTP Basic Auth credentials regression introduced in 4.1.0
[Fix] AND logic performance regression introduced in 4.1.0 in some cases
[Improvement] AND logic performance in some cases
[Improvement] Background process health check coverage
