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/generic/mask.h

@@ -46,7 +46,7 @@ private:
 
     wxBitmap m_bitmap;
 
-    DECLARE_DYNAMIC_CLASS(wxMask)
+    wxDECLARE_DYNAMIC_CLASS(wxMask);
 };
 
 #endif // _WX_GENERIC_MASKG_H_