Expand and clarify a bit within the section on strong typing and IntelliJ IDEA support.

Can we please put it as a markdown quote (using > at beginning of each line) and not a next list element? I would get rid of the code example and reword this sentence to simply state that :

> If you need to use content definition options like `required:` and `wait:` then you can leverage the page's content DSL closures and content options can be specified on those as usual.

There is not much point in telling people what they cannot do if there is an alternative.