Implemented SynthControl.reset().
Implemented SynthControl.reset().

josiah-wolf-oberholtzer/supriya,andrewyoung1991/supriya,Pulgama/supriya,andrewyoung1991/supriya,Pulgama/supriya,Pulgama/supriya,andrewyoung1991/supriya,Pulgama/supriya