Implemented SynthdefFreeRequest.
Implemented SynthdefFreeRequest.

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