           (lambda() (local-set-key (kbd "<RET>") 'electric-indent-just-newline)))
 
 (use-package multiple-cursors
-  :ensure multiple-cursors)
+  :ensure t)
 (multiple-cursors-mode)
 (global-set-key (kbd "C-c n") 'mc/mark-next-like-this)
 (global-set-key (kbd "C-c a") 'mc/mark-all-like-this)

(semantic-mode 1)

(use-package yasnippet
  :ensure yasnippet)
(setq yas-snippet-dirs
      '("~/.emacs.d/yasnippets/personal"))
(yas-reload-all)


;; M-. elisp navigation.
(use-package elisp-slime-nav
  :ensure t)

(defun ar/add-functions-to-mode-hooks (hook-functions hooks)
  "Adds HOOK-FUNCTIONS to mode HOOKS."
