Changes to Add people to the workspace by email [write, owner or admin]

added the new optional request property send_email

added the optional property delivery to the response with the 201 status

added the optional property error/request_id to the response with the default status

added the optional property links to the response with the 201 status

the response property error became required for the status default

the response property error/code became required for the status default

the response property error/message became required for the status default