Improve guard so it works for no eof new line

compiler/haml.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'haml') == -1
+
 " Vim compiler file
 " Compiler:	Haml
 " Maintainer:	Tim Pope <vimNOSPAM@tpope.org>
@@ -27,4 +28,5 @@ let &cpo = s:cpo_save
 unlet s:cpo_save
 
 " vim:set sw=2 sts=2:
+
 endif