minor fixes to mlton backend... supertest is failing in ways I don't understand right now
minor fixes to mlton backend... supertest is failing in ways I don't understand right now

rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript