SOLR-6235: Leader initiated recovery should use coreNodeName instead of coreName to avoid marking all replicas having common core name as down

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1610029 13f79535-47bb-0310-9956-ffa450edef68
SOLR-6240: Removed unused coreName parameter in ZkStateReader.getReplicaProps

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1610034 13f79535-47bb-0310-9956-ffa450edef68
SOLR-6240: Fix infinite recursion

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1610036 13f79535-47bb-0310-9956-ffa450edef68