Revert "added factory girl"

This reverts commit 3d239f80716b8a712d67908d28b68ecf6d359d51.
Revert "p29 added subdomain"

This reverts commit 79eeb2e9aecf2564b4c68d066f6560a69b63ce41.
p29 added subdomain uniqueness check

doesnt seem to be working, getting www.subdomain.example.com instead of
subdomain.example.com