FIX: Dont install all backends for examples
FIX: Dont install all backends for examples

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