Fix to prevent infinite recursion in IndexRebuild.
Merge branch 'two-dot-o' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into two-dot-o
Additional debugging.
Merge branch 'two-dot-o' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into two-dot-o
Log and ignore suspected empty collections and connections.
Merge branch 'two-dot-o' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into map