Use wx-prefixed macros throughout the repository.

Change {DECLARE,IMPLEMENT}_*CLASS and {DECLARE,BEGIN,END}_EVENT_TABLE
occurrences to use the wx-prefixed version of the macros.

include/wx/editlbox.h

@@ -86,8 +86,8 @@ protected:
     void OnUpItem(wxCommandEvent& event);
     void OnDownItem(wxCommandEvent& event);
 
-    DECLARE_CLASS(wxEditableListBox)
-    DECLARE_EVENT_TABLE()
+    wxDECLARE_CLASS(wxEditableListBox);
+    wxDECLARE_EVENT_TABLE();
 
 private:
     void SwapItems(long i1, long i2);