outsource plexing and trasnfer functions.
outsource plexing and trasnfer functions.

* outsource port data mulitixing/simpleixing and transfer functions into
* per port type port driver structures.

OpenMusicKontrollers/synthpod,OpenMusicKontrollers/synthpod,OpenMusicKontrollers/synthpod,OpenMusicKontrollers/synthpod,OpenMusicKontrollers/synthpod