Add missing documentation (#748)

* Add missing documentation

* Add missing entry in menu

* Update couscous.yml

Co-authored-by: Jérémy Derussé <jeremy@derusse.com>

* Update src/Core/CHANGELOG.md

Co-authored-by: Jérémy Derussé <jeremy@derusse.com>

* Fix typo in cloudwatch logs

* Remove sentence saying "not all client are documented".

Co-authored-by: Tobias Nyholm <tobias.nyholm@gmail.com>

Author: jderusse

CHANGELOG.md

@@ -54,7 +54,7 @@
 
 - Support for ECS Credentials Provider
 - Support for Cognito Identity Provider client in `AwsClientFactory`
-- Support for Cloud Watch Log client in `AwsClientFactory`
+- Support for CloudWatch Logs client in `AwsClientFactory`
 
 ### Fixed