title: How to access BootGrid cell by column index or column name?
body: <p>In selected data and other properties events and methods I get a rows[] object. </p>
  
  <ol>
  <li><p>How do I access a certain cell in that row. Can I use the column index?<br>
  <em>e.g. for column 2 (starting with zero) can I write: <code>var text = rows[5][2]</code>?</em></p></li>
  <li><p>Can I somehow get the cell by the row number and column id? </p></li>
  <li>Can I somehow get the column index from its id?</li>
  </ol>
  
  <p>I can get the columnid from the getColumnHeaders()... but:</p>
  
  <ol start="4">
  <li>Can I somehow get the column NAME (as set in the html) from its id or index?</li>
  </ol>