title: How to initialize leaflet routing line
body: <p>Does anybody knows how to create new line object of <code>L.Routing.line()</code>.</p>
  
  <p>I want to draw routing line between two points.  I am able to achieve it through <code>L.Routing.control</code> however it is adding direction control which I do not required.</p>
  
  <p>Please provide example.</p>