more correct .merlin file

Francois BERENGER · Francois BERENGER · commit 41236cc083af · 2017-07-04T18:14:26.000+09:00
diff --git a/.merlin b/.merlin
@@ -1,5 +1,5 @@
 # where are .ml and .mli files
 S .
 # where are .cmi and .cmt files
-B dist/build/*
-PKG batteries dolog netcamlbox
+B _build
+PKG unix netmulticore
