Enabled canned responses for all prisons.
Update prison_staff_info for canned responses
Update processing form notice for canned responses
Merge pull request #99 from ministryofjustice/canned-response-changes

Canned response changes
Confirmation email must only show reference number for canned responses
Use "none" as ref for remand to hide ref in email
Merge branch 'enabled-canned-responses'
Added a statsd client.
Added statsd initializer.
Added statsd tracking.