Add symlinks to executables to .gitignore

Added these symlinks:

lrwxrwxrwx 1 root  7 2011-03-11 16:30 ocaml/license/v6d -> v6d.opt
lrwxrwxrwx 1 root 19 2011-03-11 16:30 ocaml/license/v6d-reopen-logs -> v6d-reopen-logs.opt
lrwxrwxrwx 1 root 13 2011-03-11 16:32 ocaml/ptoken/genptoken -> genptoken.opt
lrwxrwxrwx 1 root 20 2011-03-11 16:30 ocaml/xenops/memory_breakdown -> memory_breakdown.opt
lrwxrwxrwx 1 root 12 2011-03-11 16:30 ocaml/xenops/squeezed -> squeezed.opt
lrwxrwxrwx 1 root 19 2011-03-11 16:30 ocaml/xenops/squeezed_client -> squeezed_client.opt

Signed-off-by: Mike McClurg <mike.mcclurg@citrix.com>

.gitignore

@@ -183,3 +183,9 @@ ocaml/idl/ocaml_backend/META
 ocaml/xapi/rrddump
 ocaml/xapi/sparse_dd
 ocaml/xapi/xapi_unit_test
+ocaml/license/v6d
+ocaml/license/v6d-reopen-logs
+ocaml/ptoken/genptoken
+ocaml/xenops/memory_breakdown
+ocaml/xenops/squeezed
+ocaml/xenops/squeezed_client