SOLR-3840: XML query response display is unreadable in Solr Admin Query UI

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1429288 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4079: Long core names break web gui appearance and functionality

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1429292 13f79535-47bb-0310-9956-ffa450edef68