Integrated run-supriya-doctests into tox.ini.
Integrated run-supriya-doctests into tox.ini.

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