Switched InterfaceCallbacks to the TypePack implementation.
Switched InterfaceCallbacks to the TypePack implementation.

godbyk/OSVR-Core,OSVR/OSVR-Core,leemichaelRazer/OSVR-Core,godbyk/OSVR-Core,leemichaelRazer/OSVR-Core,OSVR/OSVR-Core,OSVR/OSVR-Core,leemichaelRazer/OSVR-Core,godbyk/OSVR-Core,feilen/OSVR-Core,leemichaelRazer/OSVR-Core,OSVR/OSVR-Core,godbyk/OSVR-Core,OSVR/OSVR-Core,OSVR/OSVR-Core,godbyk/OSVR-Core,feilen/OSVR-Core,feilen/OSVR-Core,feilen/OSVR-Core,feilen/OSVR-Core,godbyk/OSVR-Core,leemichaelRazer/OSVR-Core