Added "sweep_filter" to synthdefs/.
Added "sweep_filter" to synthdefs/.

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