Clean weasy/tests/test_css_properties
Clean weasy/tests/test_css_properties

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