Correction (partial) of installation of osx app

Change-Id: I9743bc10d99164c3b499e821f57cf76db12adcc2
diff --git a/wscript b/wscript
index 3ac16cc..0098546 100644
--- a/wscript
+++ b/wscript
@@ -100,7 +100,7 @@
     real_out = resources.make_node (out.name)
 
     self.create_task('xib', node, real_out)
-    inst_to = getattr(self, 'install_path', '/Applications') + '/%s/Resources' % name
+    inst_to = getattr(self, 'install_path', '/Applications') + '/%s/Contents/Resources' % name
     self.bld.install_as (inst_to + '/%s' % real_out.name, real_out)
         
 class xib(Task.Task):