   :ensure company-go)
 (require 'company-go)
 (add-hook 'go-mode-hook (lambda ()
+                          (helm-dash-activate-docset "Go")
                           (set (make-local-variable 'company-backends) '(company-go))
                           (company-mode)
                           (setq tab-width 2 indent-tabs-mode 1)

    (dolist (hook-function hook-functions)
      (add-hook hook hook-function))))

(ar/add-functions-to-mode-hooks '(turn-on-elisp-slime-nav-mode)
                                '(emacs-lisp-mode-hook
                                  ielm-mode-hook))



(defun ar/objc-mode-hook-function ()
  "Called when entering objc-mode"
  (helm-dash-activate-docset "iOS")
  (set (make-local-variable 'company-backends)
       ;; List with multiple back-ends for mutual inclusion.
       '((company-yasnippet
