coreos/etcd — pull request #1829 by xiang90 (2014-12-02 16:52:06+00:00)
Title: raft: use index in entry

@yichengq @bdarnell

We did not attach index to entry at the early time of raft. Thus we calculate the index by adding message.index + offset.

As we have attached the index into entry. We should not do that anymore.