unmap <C-n>

let NERDTreeShowHidden=1
map <silent> <C-n> :NERDTreeToggle<CR>
nnoremap <silent> <C-g> :Goyo<CR>
nnoremap <silent> <Space> <C-w>
nnoremap <buffer> <F5> :w<cr> :! clear; ./% <cr>
nnoremap Q <nop>
command PG  :r!echo -n $(passgen)