added some checks to make sure facets arent rendered if no results.
added some checks to make sure facets arent rendered if no results.

bibliotechy/islandora_solr_search,bibliotechy/islandora_solr_search,whikloj/islandora_solr_search,whikloj/islandora_solr_search,jordandukart/islandora_solr_search,jordandukart/islandora_solr_search