Optimize.
More robust detection of BridgeTypeName annotation when generating JSON
Read from the DynamoDB backend for user consent.
Remove the old DynamoDB schema.
Add version number to the private method names.
Add back the session token to the cookie.
Merge pull request #237 from alxdarksage/refactor-biz-exceptions

More robust detection of BridgeTypeName annotation when generating JSON
Add bootstrapping study consent for testing.
One more attempt to fix healt code needed to look up consent.
Merge pull request #236 from eric-wu/js

Read from the DynamoDB backend for user consent.
Fix test failures.
Merge pull request #239 from eric-wu/js

Fix test failures
Fix NPE on delete.
Merge pull request #240 from eric-wu/js

One more attempt to fix failed tests