Fix tox config

Fix docker build

Update dockerfile

Merge pull request #150 from agstrike/update

Update github actions

Update python and django versions used for testing

Update requirements

Update jquery

Update project status

Merge pull request #148 from agstrike/fix-recurrence-average-amount

Fix tox.ini

Fix error during calculation of average transaction amount of recurrences

Merge pull request #145 from agstrike/issue-133-exclude-account

Increase line length limit to 120

Small style changes