~~~~~~~~~~~~~~~~~~~
- Changed ``CabinetForeignKey`` to reference the configured file model
by default.
- Limited the maximum width of the inline folder select widget.
- Added tests for the ``CabinetForeignKey``.
- Hardened the file upload route a bit.
- Removed a leftover call to versatileimagefields'
``delete_all_created_images`` function.
- Improved test coverage, mainly by actually writing more tests.
- Changed ``reverse`` call sites to explicitly specify ``current_app``.
- Implemented optional autoselection of the last visited folder by
explicitly specifying ``?folder__id__exact=last``.
- Made ``CabinetForeignKey`` automatically open the last folder for new
files.
- Dropped compatibility with Django 1.8 again.
- Made our JS files' dependency on ``django.jQuery`` explicit.
- Raised the length of file fields from ``100`` to ``1000``.