Updated todo.
Added support for JSON schema in the XSDs.
Added JSON grammar check to config.
Add support for json-schema check in XSL.
Updated CLI tools for JSON checks.
Ensure only a single default JSON schema is assigned.
Updated TODO.
Created JSON schema check state.
Initial support for JSON Schema check in step-builder.
Better handling of error messages in JSON schema.
Use JSONNode instead of token buffer.
Updated json-schema-validator for better messages.