Added new sizer methods

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12415 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/sizers.i

@@ -43,6 +43,8 @@ public:
     //wxSizerItem( wxWindow *window, int option, int flag, int border, wxObject* userData );
     //wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData );
 
+    void DeleteWindows();
+
     wxPoint GetPosition();
     wxSize GetSize();
     wxSize CalcMin();
@@ -237,6 +239,10 @@ public:
     void Fit( wxWindow *window );
     void SetSizeHints( wxWindow *window );
 
+    void Clear( bool delete_windows=FALSE );
+    void DeleteWindows();
+
+
     // wxList& GetChildren();
     %addmethods {
         PyObject* GetChildren() {