Validation of UIHint vs data type, but I see a simpler solution I'm going to implement here
Moving out multiple values to a separate question type requiring an enumeration, which is much simpler and mirrors what I've seen so far in actual surveys
Merge branch 'develop' of https://github.com/Sage-Bionetworks/BridgePF into survey-controller
Adding test for survey serialization round-trip
Merge pull request #197 from alxdarksage/survey-controller

Multiple values are now a separate question type...