Update setup.php
Merge pull request #27 from JoiNNN/master

index.php as starting page [Roadmap item #1220]
Update setup.php

www.php-fusion.co.uk/infusions/roadmap/view.php?item_id=1397
Merge pull request #28 from Rafik89/patch-2

Update setup.php
Merge pull request #26 from Rafik89/patch-1

Update setup.php
Second fix to issue #26