set ess-r-mode to R-mode, auto start winner-mode, auto load some ox pkgs

settings/general-settings.el

@@ -540,6 +540,10 @@ Version 2016-07-13"
 (global-set-key [(M-up)] 'move-line-up)
 (global-set-key [(M-down)] 'move-line-down)
 
+(use-package winner
+  :config
+  (winner-mode))
+
 ;;
 ;; mouse
 ;;
@@ -746,6 +750,10 @@ Version 2016-07-13"
        :style toggle :selected which-key-mode :help "which-key-mode"]
       ["Whitespace [␣]" whitespace-mode
        :style toggle :selected whitespace-mode :help "whitespace-mode"]
+      ["Window Divider" window-divider-mode
+       :style toggle :selected window-divider-mode :help "window-divider-mode"]
+      ["Winner" winner-mode
+       :style toggle :selected winner-mode :help "winner-mode"]
       ;; "--"  ;; separator
       ;; ["--" 'ignore :visible (featurep 'bookmark+-lit)]  ;; conditional separator
       ;; ["How Many..." how-many]