The next few commits will make pantheon-wayland the default.
Note that the Pantheon LightDM greeter option is left untouched
right now since it still runs under X11.
While the word 'simply' is usually added to encourage readers, it often has the
opposite effect and may even appear condescending, especially when the reader
runs into trouble trying to apply the suggestions from the documentation. It is
almost always an improvement to simply drop the word from the sentence.
(there are more possible improvements like this, we can apply those in separate
PRs)
