title: Django admin select all checkbox not working
body: <p>I'm using Django 2.2.7 with python 3.8 in pipenv 2018.11.26. In my django admin i can't select all items checkbox (see pic below) in list of model objects and not see datepicker with actions "now" &amp; "today".</p>
  
  <p><a href="https://i.stack.imgur.com/38Ll5.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/38Ll5.png" alt="Trouble with django admin select all checkbox"></a></p>