Github user marmbrus commented on the pull request:
https://github.com/apache/spark/pull/1709#issuecomment-50919110
It is possibly a change with type inference / implicit conversions?--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at [email protected] or file a JIRA ticket with INFRA. ---
