title: smart table +Angular js
body: <p>I am using <a href="http://lorenzofox3.github.io/smart-table-website/#/section-intro" rel="nofollow">Smart-table</a> to show reports to the user with Angular js.</p>
  
  <p>Now,I want to customize table header and want a colspan in smart table 's header.</p>
  
  <p>Does anyone know about this?Is it possible?
  Please share example,plunker if anyone have achieved this</p>