Added solr_search_parse_facet function.
Added solr_search_parse_facet function.

CATCH-FACT/SolrSearch-VB,anuragji/SolrSearch,anuragji/SolrSearch,micongrin/plugin_SolrSearch-WMI,CATCH-FACT/SolrSearch-VB,CATCH-FACT/SolrSearch-VB,micongrin/plugin_SolrSearch-WMI,scholarslab/SolrSearch,scholarslab/SolrSearch,anuragji/SolrSearch,anuragji/SolrSearch,scholarslab/SolrSearch,CATCH-FACT/SolrSearch-VB,micongrin/plugin_SolrSearch-WMI,scholarslab/SolrSearch