elasticsearch/elasticsearch — pull request #8755 by s1monw (2014-12-03 09:48:43+00:00)
Title: [BWC] Fix backwards compatibility after backporting #8723

The backport of #8723 broke BWC for all 1.x versions due to
a break in the recovery protocol. BWC test failed big-time which is
great. This commit brings back BWC for this feature.