ignore submodules

Hongbo Zhang · Hongbo Zhang · commit 8960cd6b0126 · 2016-05-12T11:33:15.000-04:00
diff --git a/.gitignore b/.gitignore
@@ -48,6 +48,7 @@ boot
 coverage
 *.g.js
 ppx_tools/
+ocaml/
 man/
 lib/ocaml
 bin/*
