fix a few check notes;
added documentation for how to use sparklines.
diff --git a/R/add_indent.R b/R/add_indent.R
index a50547d..82e587a 100644
--- a/R/add_indent.R
+++ b/R/add_indent.R
@@ -4,6 +4,7 @@
#' @param positions A vector of numeric row numbers for the rows that need to
#' be indented.
#' @param level_of_indent a numeric value for the indent level. Default is 1.
+#' @param all_cols T/F whether to apply indentation to all columns
#'
#' @examples x <- knitr::kable(head(mtcars), "html")
#' # Add indentations to the 2nd & 4th row