title: Automatic text detection on contenteditable div using angular js
body: <p>what is the best way to do following using angular js </p>
  
  <p>when writing text on a <strong>contenteditable div</strong> need to detect special word like  ' {{FULL_NAME}} '  and covert to tag with pre-deifined constant words</p>
  
  <p>example - if some one write </p>
  
  <p>' His name is {{FULL_NAME}} '</p>
  
  <p>should be instantly convert  to  ' His name is <strong><em>john smith</em></strong>  ' </p>