Undo 769b91c27d8bf63e5670634d5c5aa51f69a24b71.
Adjust for the Rhino 1.7 problem.
merge MMcM: Return Rhino workaround for internally wrapped objects being exposed in Bindings

Merge pull request #1291 from MMcM/sql-layer/return-rhino-workaround
https://github.com/FoundationDB/sql-layer/pull/1291