TonicAudio/o_f_x_Tonic — pull request #2 by admsyn (2013-07-05 13:34:06+00:00)
Title: clamp scale degree to pentatonic scale array size

In the simple instrument example, `scaleDegree` isn't restricted to the size of the pentatonic scale array. This manifested as a stream drop-out if the user clicks and drags off the edge of screen.

This PR just clamps `scaleDegree` using `ofClamp`