title: Google map v2 Custom Infowindow with two clickable buttons or ImageView
body: <p><img src="https://i.stack.imgur.com/R7eXr.png" alt="enter image description here"></p>
  
  <p>I need custom info window with two clickable button as above.In it when more then marker and click any one of them then window should be open and when click on another marker another window should open and close previous window as well in single click.
  is there any specific reason why google map v2 not support live component like button ,check box?</p>