Add 'refine' option to Solr facet query params#638

danieleguido wants to merge 2 commits intodevelopimpresso/impresso-middle-layer:developfrom

637-entity-co-occurrences---counts-differ-between-search-facet-and-when-executing-and-and-queryimpresso/impresso-middle-layer:637-entity-co-occurrences---counts-differ-between-search-facet-and-when-executing-and-and-queryCopy head branch name to clipboard