title: Windows Builder Desiner display incorect with Eclipse(Neon.2) E4 RCP
body: <p>I wanna use Windows Builder to design my Eclipse E4 RCP part，but the visual designer seems in trouble, please see my screen snapshot attached.</p>
  
  <p>My system is:
  OS: ubuntu 14.04 LTS 64bit</p>
  
  <p>java:java version "1.8.0_92"</p>
  
  <p>Eclipse: Eclipse for RCP and RAP Developers
  Version: Neon.2 Release (4.6.2)
  Build id: 20161208-0600</p>
  
  <p>WindowBuilder: WindowBuilder Pro for Eclipse <a href="http://download.eclipse.org/windowbuilder/WB/integration/4.6/" rel="nofollow noreferrer">Integration Version 4.6 (Neon)</a> </p>
  
  <p><a href="https://i.stack.imgur.com/It3EY.png" rel="nofollow noreferrer">enter image description here</a></p>