Remove the study consent backfill. For the user consent backfill, step 2 -- write to old and new, read from new.
Merge remote-tracking branch 'base/develop' into develop
Add back default study consent to for the tests.
Formatting changes.
Minor clean up.
Fix test clean up.
Fix again test failures.
Merge pull request #182 from eric-wu/develop

User consent backfill, write to old and new, read from new.
Fix test failures again.
Merge pull request #183 from eric-wu/develop

Fix test failures again.
Add deployment to the uat stack.
Add environment uat.
Add bridge-uat to study host list.
fixed all broken tests. Changed tracker schemas to now accept strings.
Merged with upstream develop to prepare for pull request.