Director related changes, other edits.

director_wombat testcase, as well as all others except director_abstract
compile.
Four test cases fail.


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@5196 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/ocaml/shapes/example.i

@@ -1,8 +1,10 @@
 /* File : example.i */
 %module(directors="1") example
+#ifndef SWIGSEXP
 %{
 #include "example.h"
 %}
+#endif
 
 %feature("director");
 %include "example.h"

SWIG/Examples/ocaml/shapes/example_prog.ml

@@ -1,5 +1,6 @@
 (* example_prog.ml *)
 
+open Swig ;;
 open Example ;;
 
 let side_length (ax,ay) (bx,by) =