title: group similar rows in listview based on their content
body: <p>i have a listview that displays a set of rows, each row is clickable.
  now, i wish to group similar type of rows under one header something like as shown in the figure (mocked up). could some please advise or provide an approach for this.
  <img src="https://i.stack.imgur.com/PzCGT.png" alt="mockup image"></p>