nlmixr2 event handling Question Title * 1. With additional doses (`addl`) should nlmixr2/rxode2 impute the covariates from nearby values based on the times when the doses are realized? Use the covaraite at the time the dose was defined (NONMEM default)? Question Title * 2. Should rxode2 support steady state where the lag time is greater than the interdose intreval? Yes. It could happen. No, NONMEM doesn't even support this Question Title * 3. Should rxode2/nlimixr2 support emperical steady state? What is emperical steady state? Yes, NONMEM does, so should rxode2/nlmixr2 No Done