Updates to memcheck

Corrected and beautified memory (output)
  Fixed a few memory leaks
  Fixed resizing in in wxRadioBox
  Added many wxFAIL and wxASSERT
  Corrected other wxFAIL (removed from ..::Ok())
  Added wxBrush::Set..() functions
  Added CopyOnWrite support in GDI objects (Unshare)
  Disabled all occurences of WXDEBUG_NEW
  made clean, recompiled with mem_chcking on


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@728 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/hash.h

@@ -40,6 +40,8 @@ class WXDLLEXPORT wxHashTable: public wxObject
 
   wxHashTable(int the_key_type = wxKEY_INTEGER, int size = 1000);
   ~wxHashTable(void);
+  
+  void Destroy(void);  // Robert Roebling
 
   bool Create(int the_key_type = wxKEY_INTEGER, int size = 1000);