Renames _getDisplayableFields -> _getDisplayedFields.
Renames _getDisplayableFields -> _getDisplayedFields.

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