Update widget to use VisualNode
Update widget to use VisualNode

ghisvail/vispy,julienr/vispy,Eric89GXL/vispy,hronoses/vispy,sh4wn/vispy,hronoses/vispy,sbtlaarzc/vispy,ghisvail/vispy,srinathv/vispy,bollu/vispy,kkuunnddaannkk/vispy,jay3sh/vispy,michaelaye/vispy,dchilds7/Deysha-Star-Formation,julienr/vispy,drufat/vispy,michaelaye/vispy,kkuunnddaannkk/vispy,QuLogic/vispy,QuLogic/vispy,inclement/vispy,sbtlaarzc/vispy,dchilds7/Deysha-Star-Formation,Eric89GXL/vispy,michaelaye/vispy,sh4wn/vispy,jdreaver/vispy,jdreaver/vispy,jay3sh/vispy,sbtlaarzc/vispy,Eric89GXL/vispy,bollu/vispy,srinathv/vispy,srinathv/vispy,RebeccaWPerry/vispy,dchilds7/Deysha-Star-Formation,drufat/vispy,drufat/vispy,kkuunnddaannkk/vispy,sh4wn/vispy,julienr/vispy,ghisvail/vispy,jay3sh/vispy,hronoses/vispy,jdreaver/vispy,inclement/vispy,bollu/vispy,inclement/vispy,RebeccaWPerry/vispy,RebeccaWPerry/vispy,QuLogic/vispy