Updated EXTScope to be compatible with the latest metamacro_foreach() API
Updated EXTScope to be compatible with the latest metamacro_foreach() API

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