waves: considerable rewrite of params. add dry/wet slew (16b). adc_dac are now patch points. eliminated non-functional params mode blend slew and bandlimit term.
waves: converted adc_dac mix points to patch points
waves: added FM delay. it sounds awesome, but kills CPU.   )`;
waves: replace svf mode mixing with mode patch... ah well
waves: re-add shape modulation. still don't think it sounds that great anyways. everything works now.