title: How to insert a column of increasing numbers in Sublime Text 2?
body: <pre><code>text
  text
  text
  text
  </code></pre>
  
  <p>after the editing, those text becomes to</p>
  
  <pre><code>1 text
  2 text
  3 text
  4 text
  </code></pre>
  
  <p>It's easy in Notepad ++ with the Column Editor， but I don't know how to do the same in Sublime Text 2.</p>