SOLR-4567: copyField source glob matching explicit field(s) stopped working in Solr 4.2. (merged branch_4x r1455837 and r1456289)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_2@1457628 13f79535-47bb-0310-9956-ffa450edef68