Updated runtime files.

runtime/filetype.vim

@@ -1,7 +1,7 @@
 " Vim support file to detect file types
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2015 Jan 07
+" Last Change:	2015 Jan 14
 
 " Listen very carefully, I will say this only once
 if exists("did_load_filetypes")
@@ -2029,6 +2029,10 @@ func! s:FTRules()
     setf conf  " Better than hog
     return
   endif
+  if path =~ '^/\(etc\|usr/share\)/polkit-1/rules\.d'
+    setf javascript
+    return
+  endif
   try
     let config_lines = readfile('/etc/udev/udev.conf')
   catch /^Vim\%((\a\+)\)\=:E484/