         ; (setq helm-split-window-preferred-function 'ignore)
 
 ;; sr-speedbar
+    (require 'sr-speedbar)
     (evil-leader/set-key
        "tt"  'sr-speedbar-toggle          ;; show file hierarchy
        )

    ; (require 'saveplace)

;; Toggle whitespace
    (defun nk-toggle-show-trailing-whitespace ()
      "Toggle show-trailing-whitespace between t and nil"
      (interactive)
      (setq show-trailing-whitespace (not show-trailing-whitespace)))

;; Launch terminal from emacs
    ; :ansi-termi - fully supported terminal (up/down works)

    (add-hook 'vhdl-mode-hook
        ; vhdl-template-*
              (lambda ()
                        (evil-leader/set-key
                                "th" 'vhdl-template-header
                                "tn" 'vhdl-compose-new-component
                                "tp" 'vhdl-template-port
                                "tf" 'vhdl-template-for-generate
                                "te" 'vhdl-template-entity
                                "ta" 'vhdl-template-architecture
                                "ti" 'vhdl-template-component-inst
               )))

    (evil-leader/set-key
       "gd"  'vc-diff          ;; diff current file
