Vimrc after lion

.vimrc

call pathogen#runtime_append_all_bundles()
set nocompatible
set hidden
set tabstop=4
set softtabstop=4
set expandtab
set cursorline

let mapleader = ","

cd ~/Dev

syntax on
let hour = strftime("%H")
if 6 <= hour && hour < 18
"daytime
    set background=light
    colorscheme solarized
else
    let g:solarized_termcolors=256
    let g:solarized_termtrans=0
    colorscheme solarized
    set background=dark
endif

call togglebg#map("<F5>")

" auto indention
set ai
" map jj to esc
ino jj <esc>
cno jj <c-c>

map <F2> :NERDTreeToggle<CR>

set directory^=$HOME/.vim_swap// " put all swap files together in one place

" For visual mode, just use "v" to toggle it on/off
vno v <esc>

" Strip trailing whitespace on save while retaining cursor position
fun! <SID>StripTrailingWhitespaces()
    let l = line(".")
    let c = col(".")
    %s/\s\+$//e
    call cursor(l, c)
endfun

autocmd BufWritePre * :call <SID>StripTrailingWhitespaces()
"folding settings
set nofoldenable
set foldmethod=syntax
set foldlevel=1
set foldnestmax=2
set foldtext=strpart(getline(v:foldstart),0,50).'\ ...\ '.substitute(getline(v:foldend),'^[\ #]*','','g').'\ '
highlight Folded  guibg=#eee8d5 guifg=#b58900

"misc cosmetic
set number
set tabstop=2
set sw=2

" Hit D to duplicate the highlighted text below while in visual mode
vmap D y'>p
map <D-r> :SweetVimRspecRunFile<CR>

ca shell Shell

function! s:ExecuteInShell(command)
  let command = join(map(split(a:command), 'expand(v:val)'))
  let winnr = bufwinnr('^' . command . '$')
  silent! execute  winnr < 0 ? 'botright new ' . fnameescape(command) : winnr . 'wincmd w'
  setlocal buftype=nowrite bufhidden=wipe nobuflisted noswapfile nowrap number
  echo 'Execute ' . command . '...'
  silent! execute 'silent %!'. command
  silent! execute 'resize ' . line('$')
  silent! redraw
  silent! execute 'au BufUnload <buffer> execute bufwinnr(' . bufnr('#') . ') . ''wincmd w'''
  silent! execute 'nnoremap <silent> <buffer> <LocalLeader>r :call <SID>ExecuteInShell(''' . command . ''')<CR>'
  echo 'Shell command ' . command . ' executed.'
endfunction
command! -complete=shellcmd -nargs=+ Shell call s:ExecuteInShell(<q-args>)