Django command to easily delete a folder

And delete those:

• https://arkindex.teklia.com/element/0fd22e47-caff-4f01-8e4a-eefc709cf8ff
• https://arkindex.teklia.com/element/39a5d99e-4ea2-4065-b245-176bfdcb6843
• https://arkindex.teklia.com/element/58848b5d-9072-4819-be80-397af8f9f2c0