Process .babelignore before .babelrc (#7161)
Process .babelignore before .babelrc (#7161)


babel/babel,existentialism/babel,shuhei/babel,chicoxyzzy/babel,vadzim/babel,kellyselden/babel,chicoxyzzy/babel,babel/babel,vadzim/babel,kaicataldo/babel,guybedford/babel,existentialism/babel,jridgewell/babel,Skillupco/babel,jridgewell/babel,samwgoldman/babel,Skillupco/babel,hulkish/babel,hzoo/babel,hzoo/babel,kellyselden/babel,shuhei/babel,Skillupco/babel,kaicataldo/babel,PolymerLabs/babel,hzoo/babel,Skillupco/babel,guybedford/babel,claudiopro/babel,babel/babel,kaicataldo/babel,hzoo/babel,PolymerLabs/babel,kellyselden/babel,babel/babel,chicoxyzzy/babel,maurobringolf/babel,claudiopro/babel,jridgewell/babel,hulkish/babel,maurobringolf/babel,jridgewell/babel,samwgoldman/babel,hulkish/babel,claudiopro/babel,kaicataldo/babel,guybedford/babel,hulkish/babel,PolymerLabs/babel,existentialism/babel,maurobringolf/babel,kellyselden/babel,samwgoldman/babel,chicoxyzzy/babel,shuhei/babel