title: Yiibooster: TbExtendedGridView multiple extendedSummary
body: <p>Is it possible to have two different extendedSummary in one TbExtendedGridView?</p>
  
  <p>If yes could someone please guide how to acheive it.</p>
  
  <p>Link to the Extension: <a href="http://yiibooster.clevertech.biz/extendedGridView#extendedsummary" rel="nofollow">Yiibooster</a></p>
  
  <p>Thanks</p>