coreos/etcd — pull request #429 by philips (2013-12-30 18:44:55+00:00)
Title: fix(README): remove prevValue references in the README

We plan on adding a PrevNode field in the Response object but it hasn't been
needed thus far. Discussion was here:

http://thread.gmane.org/gmane.comp.distributed.etcd/56

Fixes #428