title: View before Tab Bar View
body: <p>I have TabBar View combined with Navigation View. 
  Structure like this:
  delegate -> TabBar -> (many) Navigation Views -> (many for each) Controller Views.</p>
  
  <p>I want show one view (config) before any other view. I want this view without Bars and Navigation Controlls. 
  It is possible? How I can do this ?</p>
  
  <p>Thanks for help</p>