Feature/GitHub actions (#23)

* Update pre-commit

* Add tox config

* Drop on push

* Update tox.ini

* Drop travis ci

* Drop 3.10 for now

* Adjust build

* Adjust django and python versions

* Drop python 37 envs

* Add python 3.10 support

* Add typing and formatting jobs

* add ujson types

* Fix tox typing command

* Drop typing for now