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/univ/menu.h

@@ -130,7 +130,7 @@ private:
 
     // it calls out OnDismiss()
     friend class wxPopupMenuWindow;
-    DECLARE_DYNAMIC_CLASS(wxMenu)
+    wxDECLARE_DYNAMIC_CLASS(wxMenu);
 };
 
 // ----------------------------------------------------------------------------
@@ -267,8 +267,8 @@ private:
     // it calls out ProcessMouseEvent()
     friend class wxPopupMenuWindow;
 
-    DECLARE_EVENT_TABLE()
-    DECLARE_DYNAMIC_CLASS(wxMenuBar)
+    wxDECLARE_EVENT_TABLE();
+    wxDECLARE_DYNAMIC_CLASS(wxMenuBar);
 };
 
 #endif // _WX_UNIV_MENU_H_