DB::ULists: Revert change from 'numeric' to 'float' to fix vote graphs
DB::ULists: Revert change from 'numeric' to 'float' to fix vote graphs

Broken in bbe989de364ddc654bfc6385e22f1eaff23faad1. I forgot that floats
can't accurately represent some .5 numbers.

morkt/vndb,morkt/vndb,erengy/vndb,christian-roggia/vndb,christian-roggia/vndb,erengy/vndb,morkt/vndb,erengy/vndb,morkt/vndb,morkt/vndb,christian-roggia/vndb