removed rtdk
Merge branch 'qt4' of https://github.com/rtxi/rtxi into qt4
Merge branch 'qt4' of https://github.com/rtxi/rtxi into qt4
Merge branch 'qt4' of https://github.com/rtxi/rtxi into qt4
Merge branch 'qt4' of https://github.com/rtxi/rtxi into qt4
Merge branch 'qt4' of https://github.com/rtxi/rtxi into qt4
updated comedi functions incase someone wants to still use comedi