ocaml packages: add headers to test programs

src/ocaml-cairo-test.ml

@@ -1,3 +1,8 @@
+(*
+This file is part of MXE.
+See index.html for further information.
+*)
+
 let on_expose_event widget _ =
   let open Cairo in
   let drawable = widget#misc#window in
@@ -23,4 +28,3 @@ let () =
   window#set_default_size ~width:590 ~height:80;
   window#show ();
   GMain.main ()
-  

src/ocaml-camlimages-test.ml

@@ -1,3 +1,8 @@
+(*
+This file is part of MXE.
+See index.html for further information.
+*)
+
 open Images
 open Ximage2
 open Png

src/ocaml-core-test.ml

@@ -1,3 +1,8 @@
+(*
+This file is part of MXE.
+See index.html for further information.
+*)
+
 open Printf
 open Format
 let _ =

src/ocaml-findlib-test.ml

@@ -1,3 +1,8 @@
+(*
+This file is part of MXE.
+See index.html for further information.
+*)
+
 open Printf
 open Format
 let _ =

src/ocaml-flexdll-test.c

@@ -1,3 +1,8 @@
+/*
+ * This file is part of MXE.
+ * See index.html for further information.
+ */
+
 /*****************************************************************
    FlexDLL
    Alain Frisch

src/ocaml-lablgtk2-test.ml

@@ -1,3 +1,8 @@
+(*
+This file is part of MXE.
+See index.html for further information.
+*)
+
 open GlGtk
 
 let destroy () = GMain.Main.quit ()