move plugin file to after/plugin

1. compatible with pathogen and vundle etc
2. load lastly, override other settings.

after/plugin/indentLine.vim

@@ -0,0 +1,31 @@
+" Script Name: indentLine.vim
+" Version:     1.0.1
+" Last Change: Dec 3, 2012
+" Author:      Yggdroot <archofortune@gmail.com>
+"
+" Description: To show the indent line
+
+if !has("conceal") || exists("g:loaded_indentLine")
+    finish
+endif 
+let g:loaded_indentLine = 1
+
+set conceallevel=2
+set concealcursor=inc
+
+function! <SID>InitColor()
+    if &bg == 'light'
+        hi Conceal ctermfg=7 ctermbg=NONE guifg=Grey guibg=NONE
+    else
+        hi Conceal ctermfg=8 ctermbg=NONE guifg=Grey40 guibg=NONE
+    endif
+endfunction
+
+function! <SID>SetIndentLine()
+    for i in range(&shiftwidth+1, 100, &shiftwidth)
+        exe 'syn match IndentLine /\(^\s\+\)\@<=\%'.i.'v / containedin=ALL conceal cchar=|'
+    endfor
+endfunction
+
+autocmd BufRead * call <SID>SetIndentLine()
+autocmd BufRead,ColorScheme * call <SID>InitColor()