[Fluxus] pdata-op between Pdata "c" end vector(3)

[gabor papp]

> I managed to implement:
are the dVector ones necessary?

> PData *AddOperator::Operate(TypedPData<dColour> *a, dVector b)
> PData *AddOperator::Operate(TypedPData<dColour> *c, TypedPData<dVector> *d)

the dColors ones should be enough, shouldn't they?

> PData *AddOperator::Operate(TypedPData<dColour> *c, dColour d)
> PData *AddOperator::Operate(TypedPData<dColour> *c, TypedPData<dColour> *d)

best,
gabor