Explain that new site creation has been disabled. Use google form to collect email addresses for re-enabling announcement.
Explain that new site creation has been disabled. Use google form to collect email addresses for re-enabling announcement.

Closes #242

mysociety/popit,openstate/popit,mysociety/popit,mysociety/popit,Sinar/popit,openstate/popit,mysociety/popit,Sinar/popit,openstate/popit,Sinar/popit,Sinar/popit,mysociety/popit,openstate/popit