Tuareg depends on caml-mode for some features
* tuareg.el (tuareg-smie--search-backward): Don't inf-loop at BOB (bug#1167).

git-svn-id: svn+ssh://svn.forge.ocamlcore.org/svn/tuareg/trunk@503 a37b5e43-4b7f-4128-9b7a-df1949a3dd69