cleanup example of defining a method

Author: jgabry

R/loo.R

@@ -162,11 +162,10 @@
 #' ### For package developers: defining loo methods
 #'
 #' # An example of a possible loo method for 'stanfit' objects (rstan package).
-#' # A similar method is planned for a future release of rstan (or is already
-#' # released, depending on when you are reading this). In order for users
-#' # to be able to call loo(stanfit) instead of loo.stanfit(stanfit) the
-#' # NAMESPACE needs to be handled appropriately (roxygen2 and devtools packages
-#' # are good for that).
+#' # A similar method is included in the rstan package.
+#' # In order for users to be able to call loo(stanfit) instead of
+#' # loo.stanfit(stanfit) the NAMESPACE needs to be handled appropriately
+#' # (roxygen2 and devtools packages are good for that).
 #' #
 #' loo.stanfit <-
 #'  function(x,