Searching for a department facet will correctly search as a case insensitive facet when generating the facet list.  Added a clone method to case insensitive facet.  Hiding departments with a blank display value in department browse
Various solr indexing fixes: Setting filesize for defaultWebData from hasSourceFileSize when it is not set on the datastream.  Setting resourceTypeSort in the parent document method of SetPathFilter.  DateTimeUtil will now parse yyyy format dates as well