Make babylon ignore duplicate plugins.
Make babylon ignore duplicate plugins.

babel/babel,hulkish/babel,kaicataldo/babel,jridgewell/babel,kellyselden/babel,hulkish/babel,jridgewell/babel,Skillupco/babel,maurobringolf/babel,kellyselden/babel,Skillupco/babel,kaicataldo/babel,wcjohnson/babylon-lightscript,claudiopro/babel,babel/babylon,maurobringolf/babel,claudiopro/babel,lightscript/babylon-lightscript,danez/babylon,chicoxyzzy/babel,jridgewell/babel,babel/babel,cbishopvelti/babylon,PolymerLabs/babel,samwgoldman/babel,existentialism/babel,kellyselden/babel,guybedford/babel,existentialism/babel,Skillupco/babel,claudiopro/babel,Skillupco/babel,hzoo/babel,samwgoldman/babel,chicoxyzzy/babel,PolymerLabs/babel,babel/babel,PolymerLabs/babel,vadzim/babel,maurobringolf/babel,chicoxyzzy/babel,shuhei/babel,hzoo/babel,samwgoldman/babel,kellyselden/babel,shuhei/babel,kaicataldo/babel,recipesjs/ingredients,hzoo/babel,kaicataldo/babel,vadzim/babel,hzoo/babel,hulkish/babel,existentialism/babel,shuhei/babel,hulkish/babel,chicoxyzzy/babel,guybedford/babel,jridgewell/babel,guybedford/babel,babel/babel