thestk/stk — pull request #34 by Ahbee (2014-09-16 22:00:26+00:00)
Title: add channel arg to WvIn::tick

`StkFrames& tick( StkFrames& frames )` is now `StkFrames& tick(
StkFrames& frames, unsigned int channel = 0 )` . same applies to
FileLoop and FileWvIn. Implemented in both FileLoop and FileWvIn.