service: provide the team to the remote API
docs/services/usage: update the sample manifest file
docs/services/usage: use the proper command to update the service

In order to update a service manifest, service providers should use
`crane update` and not `crane create`.
docs/services: remove the mysql service tutorial

This should be in the mysqlapi repository, not here.
docs/services/api: fix the documentation, and include plans
docs/services/build: improve the tutorial

Added some missing steps, and fixed a lot of broken things. Mostly a
rewrite.