Removed pkgdown for now; Refactored vignette

DESCRIPTION

@@ -33,7 +33,7 @@ Suggests:
     visNetwork,
     d3heatmap,
     metricsgraphics,
-    BiocStyl
+    BiocStyle
 Collate: 
     'i2dashboard.R'
     'AllGenerics.R'

R/vis_objects.R

@@ -5,7 +5,6 @@
 #' @param package The name of the R package that defines the class(object).
 #' @param page The name of the page to add the object to.
 #' @param title An optional component title.
-#' @export
 add_vis_object <- function(dashboard, object, package, page = "default", title = NULL, ...){
   sanitised_page <- i2dash:::.create_page_name(page)
   if (!(sanitised_page %in% names(dashboard@pages))) {