elasticsearch/elasticsearch — pull request #8207 by s1monw (2014-10-23 12:52:17+00:00)
Title: [STORE] Rethrow FNF exception if commit-point is provided

If the store tries to read metadata from a directory it might be
empty or have no valid index inside. This case we should just
return an empty map. Yet if a commit point is present this exception
should be bubbled up.