updatetime issue

.vimrc

augroup MyAutoCmd
  autocmd!
augroup END


" NeoBundle initalize
set nocompatible
if has('vim_starting')
  set runtimepath+=~/.vim/debug/bundle/neobundle.vim/
endif
call neobundle#rc(expand('~/.vim/debug/bundle'))

" NeoBundle packages
NeoBundleFetch 'Shougo/neobundle.vim'
NeoBundle 'Shougo/vimproc', {
      \ 'build' : {
      \   'mac' : 'make -f make_mac.mak'
      \   }
      \ }
NeoBundle 'Shougo/vimshell'

" VimShellを自動で起動
autocmd MyAutoCmd VimEnter * VimShell