title: Prevent removing unnecessary white spaces in Kendo Editor
body: <p>I'm using Kendo Editor to insert code snippets to content and it works very well, but when I want to change this formatted code, editor removes unnecessary white spaces, but in my use-case it's wrong.
  Have you any idea hot wo fix it?</p>
  
  <p>Print screen with new text in editor
  <img src="https://i.stack.imgur.com/zD1eb.png" alt="enter image description here"></p>
  
  <p>Print screen with edited text - wrong behaviour.
  <img src="https://i.stack.imgur.com/l8I3y.png" alt="enter image description here"></p>
  
  <p>Thank you guys.</p>