Don't return all results for invalid queries
Don't return all results for invalid queries

Invalid queries (like "+ - +") would return all results cause of the
type filtering. Now, that don't happend as filter_queries is used

coletivoEITA/acts_as_solr_reloaded,dcrec1/acts_as_solr_reloaded,dcrec1/acts_as_solr_reloaded,tcjuan/acts_as_solr_reloaded,coletivoEITA/acts_as_solr_reloaded