Django-file-form

- Issue 1018: correctly compile javascript bundle

- Issue 1011: handle a model form with an empty value (thanks to Darien Reese)
- Issue 1018: make the extension match case insensitive

- Issue 880. Support Django 5.1

- Issue 784: compile to es6. This reduces the size of the minified js file to 80k (from 119k)
- Issue 841. Drop support for Django 3.2
- Issue 891: handle error with empty initial file in model form (thanks to Yanhui Xie)

- Issue 748: support Django 5.0

- Issue 760: support django storages 1.14