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/icon.h

@@ -56,7 +56,7 @@ public:
     void CopyFromBitmap(const wxBitmap& bmp);
 
 private:
-    DECLARE_DYNAMIC_CLASS(wxIcon)
+    wxDECLARE_DYNAMIC_CLASS(wxIcon);
 };
 
 #endif // _WX_GENERIC_ICON_H_