Feat
- **admin_invitation_edit_bulk**: It is now possible to do a bulk edit from the admin menu
- **admin_invitations_summary.html**: Added summary for invitations
- **admin_views/invitations**: Added templates for create, read, delete invitations
- **admin_required**: Added method admin_required to replace and enforce a better decorator
- **admin/guests**: We can now do full CRUD operations on Guests (users without admin rights)
- **admin/guests**: We can now display an admin menu for listing all registered guests and their invitations
- **admin_view_guests.py**: Created new admin view guests file and class
- **admin_events**: Added better admin page for events via tabs
- **auth.py**: Users can now do a first login with a OTP
- **flask_admin**: Added flask admin layer to better handle the models CRUD panel