nviennot/nobrainer — pull request #23 by ess (2013-11-28 20:52:26+00:00)
Title: Fixes failing persistence spec

It would appear that the rethinkdb gem now raises
RethinkDB::RqlRuntimeError when one attempts to act on a document
that has been deleted.

Explicitly catching this error and re-raising
NoBrainer::Error::DocumentNotSaved returns us to expected behavior.