(require 'evil)

(setq evil-default-cursor '("white" box))
(setq evil-insert-state-cursor '("white" bar))

(evil-define-key 'normal neotree-mode-map (kbd "TAB") 'neotree-enter)
(evil-define-key 'normal neotree-mode-map (kbd "SPC") 'neotree-enter)
(evil-define-key 'normal neotree-mode-map (kbd "q")   'neotree-hide)
(evil-define-key 'normal neotree-mode-map (kbd "RET") 'neotree-enter)

(evil-mode 1)