Add VAO / VBO to README feature set.
Add VAO / VBO to README feature set.

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