Shebang doesn't have to contain env

Author: dNitro

ftdetect/javascript.vim

@@ -3,7 +3,7 @@ au BufNewFile,BufRead *.jsm setf javascript
 au BufNewFile,BufRead Jakefile setf javascript
 
 fun! s:SelectJavascript()
-  if getline(1) =~# '^#!.*/bin/env\s\+node\>'
+  if getline(1) =~# '^#!.*/bin/\%(env\s\+\)\?node\>'
     set ft=javascript
   endif
 endfun