finished int128 / "hge" support in gdk/gdk_calc.c:
finished int128 / "hge" support in gdk/gdk_calc.c:

now, also multiplication is done.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb