Added SetFont to most controls and controls sample

(recompile)
  Added tiny bit of documentation to window.cpp


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@676 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/radiobut.h

@@ -61,6 +61,7 @@ class wxRadioButton: public wxControl
     virtual void SetLabel(const wxString& label);
     virtual void SetValue(bool val);
     virtual bool GetValue(void) const;
+    void SetFont( const wxFont &font );
 };
 
 #endif // __GTKRADIOBUTTONH__