Fix tests
Expose email reminder setting through jwt
Set reminders on by default
Fix lint
Make user email configurable
Expose email reminder setting through /info
Don't try to send any reminders if none were found
More spacing for buttons
Fix db time format
Enable reminders by default
Make emails look more like the frontend
Add config to disable it
Add sending emaisl
Add getting all task users and reminding them
Add getting the next reminder in a cron
Move task reminder to separate file
Add cron
Co-authored-by: kolaente <k@knt.li>
Reviewed-on: vikunja/api#743
Co-Authored-By: konrad <konrad@kola-entertainments.de>
Co-Committed-By: konrad <konrad@kola-entertainments.de>
