As described on the post "CRM 2015 – Web Proxy – New service proxy classes for the Organization Service", new messages can be found on the Deployment Web Service that can help us on specific requirements, and it is never bad if we now at least the existence of them. Below are few new messages.
Request class name
Adds a CRM database to your deployment from a database backup or from a detached database.
Deletes a CRM organization.
Retrieves results from the monitoring service operation tests for your CRM deployment.
Retrieves the mapping information of existing users in a CRM organization.