[x] Clicking the "Delete" button on a group's details page will open a confirmation modal popup window that should contain: a Title: "Confirm Delete", a Message: "Are you sure you want to remove this group?", a Red button: "Yes (Delete Group)", and a Dark grey button: "No (Keep Group)".
[x] Clicking the "Delete" button on the group's detail page should not delete the group. Clicking the "Yes (Delete Group)" button in the confirmation modal should delete the group.
[x] After a group is deleted, it should be removed from the group list in the group list page. No refresh should be necessary.
[x] After a group is deleted, the user should automatically be navigated to the group list page.