added spec_image, spec_hist, spec_boxplot and fixed some cran comments
diff --git a/R/kableExtra-package.R b/R/kableExtra-package.R
index 35617e1..415b5b0 100644
--- a/R/kableExtra-package.R
+++ b/R/kableExtra-package.R
@@ -68,13 +68,14 @@
#' @importFrom utils read.csv head capture.output
#' @importFrom scales rescale
#' @importFrom viridisLite viridis
-#' @importFrom stats ave
-#' @importFrom grDevices col2rgb
+#' @importFrom stats ave density median
+#' @importFrom grDevices col2rgb svg png
#' @importFrom rstudioapi isAvailable viewer
#' @importFrom glue glue
#' @importFrom tools file_ext file_path_sans_ext
#' @importFrom webshot webshot
#' @importFrom digest digest
+#' @importFrom graphics par text hist boxplot
#' @import htmltools
#' @name kableExtra-package
#' @aliases kableExtra