Change set_full to have default NULL value for bordercolor.
Change set_full to have default NULL value for bordercolor.

bdeluca/oiio,sambler/oiio,YangYangTL/oiio,mcanthony/oiio,mcanthony/oiio,scott-wilson/oiio,scott-wilson/oiio,lgritz/oiio,OpenImageIO/oiio,scott-wilson/oiio,sambler/oiio,micler/oiio,jeremyselan/oiio,bdeluca/oiio,lgritz/oiio,mcanthony/oiio,sambler/oiio,mcanthony/oiio,lgritz/oiio,bdeluca/oiio,YangYangTL/oiio,scott-wilson/oiio,micler/oiio,cwilling/oiio,lgritz/oiio,YangYangTL/oiio,micler/oiio,YangYangTL/oiio,OpenImageIO/oiio,OpenImageIO/oiio,cwilling/oiio,sambler/oiio,cwilling/oiio,cwilling/oiio,jeremyselan/oiio,micler/oiio,jeremyselan/oiio,bdeluca/oiio,OpenImageIO/oiio