* fix #1209

Applying filer.0012_file_mime_type: psycopg2.errors.NotNullViolation: null value in column "mime_type" violates not-null constraint

* fix isort ordering

* fix isort ordering

* Bump to version 2.0.1

Co-authored-by: Jacob Rief <cb351035@uibk.ac.at>

* Store mimetype of uploaded file in database (#1152)

* Store mimetype of uploaded file in database

* Fix a few CI errors

* set default mime_type to application/octet-stream

* Server.serve() now accepts a filer.File object

* Fix: JPG testimage shall be uploaded with Content-Type image/jpeg

* fix flake8 complaints

* Use NotImplementedError

* fix flake8 complaints

* describe changes

* use master branch instead of develop

* add additional tests to support MIME type

* check that content-type is stored by django-filer

* Allow latest unidecode version (#1171)

* Allow latest unidecode version

Resolves dependency issue in other projects where Unidecode >= 1.1 is needed.

* Fix annotation by @yakky on PR #1152

* use url instead of path to guess mime-type

* Use property ‘download’ to reuse original filename (#1169)

* Use property ‘download’ to reuse original filename

* add feature to changelog

Co-authored-by: Angelo Dini <angelo.dini@divio.ch>
Co-authored-by: Ashish Patil <ashishnitinpatil@gmail.com>

* Edit documentation

* fix flake

* adapt changelog

Co-authored-by: Jacob Rief <jacob.rief@gmail.com>
Co-authored-by: Ashish Patil <ashishnitinpatil@gmail.com>
Co-authored-by: Iacopo Spalletti <i.spalletti@nephila.digital>

The name with underscore works, but just looks off in requirements.txt. Also it will create unnecessary diffs when using tools such as [prequ](https://github.com/suutari/prequ) and an other `setup.py` has specified the name with the dash.

* lift the setup.py restrictions

* update files

* fix isort

* add further fixes

* update app helper

* fix docs

* fix last issues

* update docs :)

* Remove Python-2 legacy (#1178)

* remove all occurences of six

* remove all occurences of __future__

* also adopt for all unit tests

* remove six as external dependency

* fix isort complaints

* no need to inherit from ‘object’ in Python-3

* use Python-3 super() style

* further adaptions

* additional fixes fom comments

* fix tests

* fix isort

* I give up on the integration tests

* well fe tests can still be enabled :)

* move the comma to the comment

* add depth again

* fix 3.1 issue

* fix windowname_to_id

* updates

* compare in lowercase for certain dbs

* fixes docs?

* update polymorphic version

* update docs

* rename license file

Co-authored-by: Jacob Rief <jacob.rief@gmail.com>

* Inherit Folder from MPTTModel instead of using mptt.register().

The preferred way to do model registration is via model inheritance and `mptt.AlreadyRegistered` is deprecated since django-mptt 0.4

https://django-mptt.readthedocs.io/en/latest/upgrade.html?highlight=mptt.register#use-model-inheritance-where-possible



* changed module import

* add message for #1068

Co-authored-by: Sergey Fedoseev <fedoseev.sergey@gmail.com>

* Inherit Folder from MPTTModel instead of using mptt.register().

The preferred way to do model registration is via model inheritance and `mptt.AlreadyRegistered` is deprecated since django-mptt 0.4

https://django-mptt.readthedocs.io/en/latest/upgrade.html?highlight=mptt.register#use-model-inheritance-where-possible



* changed module import

Co-authored-by: Sergey Fedoseev <fedoseev.sergey@gmail.com>

There is a small typo in filer/admin/folderadmin.py.

Should read `recursively` rather than `recursivelly`.

* lift the setup.py restrictions

* update files

* fix isort

* add further fixes

* update app helper

* fix docs

* fix last issues

* update docs :)

* Use property ‘download’ to reuse original filename

* add feature to changelog

* Allow latest unidecode version

Resolves dependency issue in other projects where Unidecode >= 1.1 is needed.

* fixes value error

* fix spacing

* remoev hidden character

* better validation

* small improvement

Since this does not add/remove any functionality and just fixes a change in the Django API, I'm going to merge this now.

* added management command

* Flake8 complained, used isort

* Use the storage.location as intended

* change interface according to @yakky’s annotations

* add management command ‘filer_check’ plus tests

* Use verbosity flag <3 to only render filenames

* fix indention

* use ‘input’ from PY2/3 compatibility layer

* isort complained for that extra line

* fix typos

* remove translations from managment commands

* aborting a managment command does not raise an error

* fix typo

* fix flake8 complaint

* fix isort complaints

* fix all tests regarding filer_check

* fix flake8 complaint

Dropzone requires jQuery, so it should be listed in here. Otherwise the output order might be different.

* root file cleanup

* update tests

* utf8 adaptions

* adapt naming

* remove Django <= 1.10 support

* fixed reverse import

* applied isort

* adapted changelog

* fixes readme

* fix flake issue

* fixes docs build

* docs update

* added django cms compatibility infos

* added code changes from comments

* fix import error

* fixes linting issues

* Added support for Django 2.2

* Added travis

* added missing migration

* restructure tests

* remove django <= 1.10 tests

* cleanup setup.py

* remove not referenced entries

* adapted tests

* updated test infrastructure

* added env

* fix env

* tox adaptions

* test travis

* further adaptions

* running isort

* fix flake8

* add more envs

* added more envs

* fix frontend tests

* fix django 2.2 issues

* update frontend test paths

* use full suite

* further adaptions

* this is weird

* fixes migration

* update migration

* remove unsupported version

* this should also work

* fixes migration issue

Fixed a problem in Django 2.x with getting None instead of the object in AdminFileWidget and AdminFolderWidget

* make sure we get jQuery
* fix jscs errors