Added new object Facts; added Drilldown.high_cardinality_*_drilldown() methods
Added new object Facts; added Drilldown.high_cardinality_*_drilldown() methods

noyeitan/cubes,noyeitan/cubes,zejn/cubes,pombredanne/cubes,she11c0de/cubes,jell0720/cubes,jell0720/cubes,pombredanne/cubes,ubreddy/cubes,jell0720/cubes,zejn/cubes,she11c0de/cubes,pombredanne/cubes,ubreddy/cubes,cesarmarinhorj/cubes,noyeitan/cubes,zejn/cubes,cesarmarinhorj/cubes,ubreddy/cubes,she11c0de/cubes,cesarmarinhorj/cubes