update readme to say Hydro and mark that catkinization is done
update readme to say Hydro and mark that catkinization is done

GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick,GeodesicCarbon/protopaja-sick