apache/incubator-brooklyn — pull request #245 by neykov (2014-10-15 13:18:41+00:00)
Title: Fix a HA failover bug where the master tries to become a master again and fails.

Instead of failing just log a warning, turns out this case can happen in a real-world scenario where the storage delays the writes of the master.

Based on Sam's approach and prototype test, thanks.