remove add_header_left entirely
update rd files
improve package documentation based on @wibeasley's suggestion
diff --git a/man/group_rows.Rd b/man/group_rows.Rd
index 6cf58ee..8275309 100644
--- a/man/group_rows.Rd
+++ b/man/group_rows.Rd
@@ -8,7 +8,7 @@
label_row_css = "border-bottom: 1px solid;", latex_gap_space = "0.5em")
}
\arguments{
-\item{kable_input}{Output of `knitr::kable()` with `format` specified}
+\item{kable_input}{Output of \code{knitr::kable()} with \code{format} specified}
\item{group_label}{A character string for the name of the group}