Noted EXTSynthesize in the README
Noted EXTSynthesize in the README

kolyuchiy/libextobjc,jiakai-lian/libextobjc,goodheart/libextobjc,telly/libextobjc,sandyway/libextobjc,sunfei/libextobjc,WPDreamMelody/libextobjc,sanojnambiar/libextobjc,bboyesc/libextobjc,liuruxian/libextobjc,KBvsMJ/libextobjc