[BF] Redirection for non-supers generated insufficent perms error

Also fixed spelling mistake.
[BF] Placement of this condition broke add
Merge branch 'inex-live' of https://github.com/inex/IXP-Manager into inex-live
Merge branch 'inex-live'
Merge fix from inex-live
Merge branch 'im-contacts-user' of https://github.com/opensolutions/IXP-Manager into im-contacts-user