title: In Angular 6 how make case insensitive url pattern?
body: <p>In my case I want to support same url in case insensitive manner.</p>
  
  <p>Example: it should support all url</p>
  
  <pre><code>localhost:1029/documentation
  localhost:1029/DOCUMENTATION
  localhost:1029/DOCUMENTAtion
  localhost:1029/docuMENTATION
  </code></pre>