Added wxSpinCtrl

Added some missing methods and constants
Fixed wxTreeCtrl.HitTest bug
new SWIGged code


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7564 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/demo/wxTreeCtrl.py

@@ -77,7 +77,8 @@ class TestTreeCtrlPanel(wxPanel):
     def OnRightClick(self, event):
         pt = event.GetPosition();
         item, flags = self.tree.HitTest(pt)
-        self.log.WriteText("OnRightClick: %s\n" % self.tree.GetItemText(item))
+        self.log.WriteText("OnRightClick: %s, %s\n" % (self.tree.GetItemText(item),
+                                                       type(item)))
         self.tree.SelectItem(item)