Added
- Create empty items, as it must always be present for type: array (#17 by @MikeRalphson)
- Rewrite exclusiveMinimum/exclusiveMaximum (#16 by @MikeRalphson)
- Rewrite if/then/else as oneOf + allOf (#15 by @MikeRalphson)
- Rewrite const as single element enum (#14 by @MikeRalphson)