title: Searchbar textdidchange delegate function not getting called for languages like japanese and chinese
body: <p>I'am working on a multilingual application.The application contains a tableview with search bar when using languages like japanese and chinese on entering a letter in the keyboard the delegate function textdidchange never gets called ,for other languages like english ,german etc its working fine </p>
  
  <p>So my question is</p>
  
  <p>Are we supposed to do something different for the japanese and chinese keyboard ?
  Answers are very much appreciate.</p>
  
  <p>thank you in advance</p>