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/qt/statusbar.h

@@ -44,7 +44,7 @@ private:
     QStatusBar *m_qtStatusBar;
     QList< QLabel* > m_qtPanes;
 
-    DECLARE_DYNAMIC_CLASS( wxStatusBar )
+    wxDECLARE_DYNAMIC_CLASS(wxStatusBar);
 };