Cleanup debugging.
WIP: Vega emit; added test infrastructure.
Merge branch 'Cardenio' into Cardenio-Vega
Closed off stencil form.
Modified string-template call wrapper.
Render does table lookup, so auto can be used in any render statement (not just render statements inside of table statements).
Merge branch 'Cardenio' into Cardenio-Vega