SOLR-3711: Truncate long strings in /browse field facets

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1648041 13f79535-47bb-0310-9956-ffa450edef68
SOLR-3711: Truncate long strings in field facets in generic facet_fields.vm

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1648044 13f79535-47bb-0310-9956-ffa450edef68