Resolve "Feature request: feedback control"

Closes #19 (closed)

R/RunModel.GR.R

 #' Run rainfall-runoff part of a sub-basin model
 #'
 #' @inherit airGR::RunModel
-#' @param ...
+#' @param ... further arguments passed to or from other methods
 #'
 #' @export
 #'

R/RunModel.SD.R

@@ -2,6 +2,7 @@
 #'
 #' @inheritParams airGR::RunModel_Lag
 #' @param OutputsModel `OutputsModel` object returned by a GR model by [airGR::RunModel]
+#' @param ... further arguments passed to or from other methods
 #'
 #' @return `OutputsModel` object. See [airGR::RunModel_Lag]
 #' @export