title: Endless "Loading Configuration" in Design view
body: <p>Every time I open an activity layout in order to view its design, I can't see anything, and there's a "Loading configuration" message. How to solve it?</p>
  
  <p>Looks like this is related to the following issue: <a href="https://code.google.com/p/android/issues/detail?id=56691&amp;q=%22Loading%20Configuration%22&amp;colspec=ID%20Type%20Status%20Owner%20Summary%20Stars">https://code.google.com/p/android/issues/detail?id=56691&amp;q=%22Loading%20Configuration%22&amp;colspec=ID%20Type%20Status%20Owner%20Summary%20Stars</a></p>