[facet] create a RangeRQLPathFacet (closes #2852512)
This facet is a mix between a RQLPathFacet and a RangeFacet, allowing
to use the FacetRangeWidget on the RQLPathFacet target attribute
sql('DROP FUNCTION IF EXISTS _fsopen(bytea)')sql('DROP FUNCTION IF EXISTS fspath(bigint, text, text)')