Set faster refresh rate for denite

.vim/init.vim

@@ -64,6 +64,7 @@ let g:vimwiki_list = [{'path': '~/.root/home/wiki'}]
 
 call denite#custom#option('_', 'cursor_wrap', 1)
 call denite#custom#option('_', 'prompt', '>')
+call denite#custom#option('_', 'updatetime', 16)
 
 call denite#custom#map(
       \ 'insert',