Add note about deprecated scopeVisitor object
Add note about deprecated scopeVisitor object

See issue #126

xiemaisi/acorn,Skillupco/babel,maurobringolf/babel,jridgewell/babel,ajaxorg/acorn,marijnh/acorn,happibum/acorn,btmills/acorn,Rich-Harris/acorn,babel/babel,mysticatea/acorn,maurobringolf/babel,ternjs/acorn,guybedford/babel,RReverser/acorn-jsx,gratex/acorn,samwgoldman/babel,existentialism/babel,hzoo/babel,kittens/acorn-jsx,happibum/acorn,recipesjs/ingredients,lightscript/babylon-lightscript,gratex/acorn,kaicataldo/babel,btmills/acorn,mathiasbynens/acorn,jridgewell/babel,mysticatea/acorn,hulkish/babel,ternjs/acorn,hulkish/babel,kaicataldo/babel,vadzim/babel,mysticatea/acorn,samwgoldman/babel,ajaxorg/acorn,PolymerLabs/babel,xiemaisi/acorn,ternjs/acorn,claudiopro/babel,shuhei/babel,MarcelGerber/acorn,shuhei/babel,Skillupco/babel,ajaxorg/acorn,hulkish/babel,TimothyGu/acorn,kittens/acorn-jsx,guybedford/babel,marcominetti/acorn-babel,claudiopro/babel,cbishopvelti/babylon,marcominetti/acorn-babel,maurobringolf/babel,jridgewell/babel,happibum/acorn,Skillupco/babel,chicoxyzzy/babel,kellyselden/babel,kellyselden/babel,marcominetti/acorn-babel,mathiasbynens/acorn,hzoo/babel,babel/babel,chicoxyzzy/babel,hzoo/babel,chicoxyzzy/babel,kaicataldo/babel,jridgewell/babel,TimothyGu/acorn,blai/acorn-jsx,Rich-Harris/acorn,claudiopro/babel,shuhei/babel,kellyselden/babel,babel/babylon,PolymerLabs/babel,marijnh/acorn,Skillupco/babel,danez/babylon,samwgoldman/babel,kaicataldo/babel,guybedford/babel,existentialism/babel,sebmck/acorn-jsx,kellyselden/babel,chicoxyzzy/babel,wcjohnson/babylon-lightscript,mathiasbynens/acorn,TimothyGu/acorn,thr0w/acorn-jsx,marijnh/acorn,gratex/acorn,vadzim/babel,hzoo/babel,MarcelGerber/acorn,PolymerLabs/babel,MarcelGerber/acorn,xiemaisi/acorn,hulkish/babel,babel/babel,existentialism/babel,Rich-Harris/acorn,sebmck/acorn-jsx,btmills/acorn,babel/babel