- add missing syntaxes
- don't put prompt if no command outputs to ease copy/paste and use `sh` syntax
- always use `$` as prompt and use `console` syntax
Generalization of `decorateMethodsWith` which also works for accessors.
The suffix `With` is not part of the name because it's not fluent (unlike for `@decorateWith(decorator)`).
`decorateMethodsWith` is now a deprecated alias for this new implementation.
