Increased version to 2.2.0,

Fixed minor waste in wxSizerItem,
  Changed wxGTK internal timer settings so that
    idle time is really after GTK finished.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7552 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/sizer.cpp

@@ -163,6 +163,8 @@ wxSize wxSizerItem::CalcMin()
 
 void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
 {
+    m_pos = pos;
+    
     if (m_flag & wxWEST)
     {
         pos.x += m_border;