Readd that used functions get their reference count increased. This fixes crashes due to functions in imported modules being freed while still used by VS.
Readd that used functions get their reference count increased. This fixes crashes due to functions in imported modules being freed while still used by VS.

git-svn-id: ac1113e4705722bd5ee69cef058b32c421e857b8@408 f9120d27-2007-6f97-8312-0f4ebfa7710f

vapoursynth/vapoursynth,Kamekameha/vapoursynth,Kamekameha/vapoursynth,Kamekameha/vapoursynth,Kamekameha/vapoursynth,vapoursynth/vapoursynth,vapoursynth/vapoursynth,vapoursynth/vapoursynth