Add _init_style in the list of methods initializing attributes
Add _init_style in the list of methods initializing attributes

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