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/osx/menu.h

@@ -91,7 +91,7 @@ private:
 
     wxMenuImpl* m_peer;
 
-    DECLARE_DYNAMIC_CLASS(wxMenu)
+    wxDECLARE_DYNAMIC_CLASS(wxMenu);
 };
 
 #if wxOSX_USE_COCOA_OR_CARBON
@@ -178,7 +178,7 @@ private:
     wxMenu* m_rootMenu;
     wxMenu* m_appleMenu;
 
-    DECLARE_DYNAMIC_CLASS(wxMenuBar)
+    wxDECLARE_DYNAMIC_CLASS(wxMenuBar);
 };
 
 #endif