fixed whitespace

.haml got indented improperly
added check for nil
only use sortable consents

to sort the consents
Remove the ParticipantConsent controller #3626

In favor of always using the InformedConsent survey.
Legacy ParticipantConsent records can create an associated
response_set with which to use in Surveyor.
The edit action remains as a hook to determine whether or not
to create a response_set for a legacy consent.

Closes #3626
Move eligibility adjudication #3734

to an after save hook on Event
only for screener events

Closes #3734
Use Survey for Consent #3260 #3626

The removal of the Participant Consent Controller
requires that the creation of the associated Informed
Consent Event with another Event (e.g. PV1) be moved
to another location. The creation of the ParticipantConsent
seemed as logical a place as any.
Fixed failing spec

to have expected be the actual what is expected
Fixed failing specs
updated data export identifiers #3260

on the Participant Consent survey.