Fix outlines and collapsed borders in tables
Fix outlines and collapsed borders in tables

marclaporte/WeasyPrint,jasco/WeasyPrint,Kozea/WeasyPrint,prepare/TestWeasyPrint,jasco/WeasyPrint,Kozea/WeasyPrint,prepare/TestWeasyPrint,marclaporte/WeasyPrint,andrewleech/WeasyPrint,andrewleech/WeasyPrint