Fix dependency input name access in Model
Fix dependency input name access in Model

nismod/smif,willu47/smif,tomalrussell/smif,tomalrussell/smif,nismod/smif,willu47/smif,tomalrussell/smif,willu47/smif,tomalrussell/smif,nismod/smif,willu47/smif,nismod/smif