Mention changes since 2.8.4

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@46065 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/changes.txt

@@ -87,6 +87,27 @@ Major new features in 2.8 release
   wxDirPickerCtrl, wxFilePickerCtrl, wxFontPickerCtrl, wxCollapsiblePane,
   wxSearchCtrl, wxAboutBox, wxTreebook, tar streams.
 
+2.8.5
+-----
+
+All:
+
+
+All (Unix):
+
+
+All (GUI):
+
+
+wxMSW:
+
+
+wxGTK:
+
+- More work on setting defaults in GNOME print dialogs
+- Speed up wxBitmap::Rescale()
+- Add right button event for wxToolbar's tools (Tim Kosse)
+
 
 2.8.4
 -----