add 6.1.2 changelog
add 6.1.2 changelog

drieks/babel,krasimir/babel,chicoxyzzy/babel,dekelcohen/babel,zjmiller/babel,maurobringolf/babel,ccschneidr/babel,hulkish/babel,jchip/babel,KunGha/babel,chicoxyzzy/babel,zjmiller/babel,fabiomcosta/babel,PolymerLabs/babel,drieks/babel,kellyselden/babel,jridgewell/babel,vadzim/babel,kpdecker/babel,claudiopro/babel,existentialism/babel,hzoo/babel,vadzim/babel,kedromelon/babel,DmitrySoshnikov/babel,garyjN7/babel,dekelcohen/babel,jeffmo/babel,CrocoDillon/babel,kellyselden/babel,claudiopro/babel,benjamn/babel,hulkish/babel,vhf/babel,bcoe/babel,zertosh/babel,hzoo/babel,garyjN7/babel,kellyselden/babel,lxe/babel,kassens/babel,zenparsing/babel,mrtrizer/babel,rmacklin/babel,ameyms/babel,Industrial/babel,KunGha/babel,jhen0409/babel,guybedford/babel,iamstarkov/babel,babel/babel,iamstarkov/babel,shuhei/babel,jhen0409/babel,jridgewell/babel,babel/babel,Skillupco/babel,babel/babel,chicoxyzzy/babel,DmitrySoshnikov/babel,zenparsing/babel,tikotzky/babel,hzoo/babel,lxe/babel,bcoe/babel,shuhei/babel,hulkish/babel,existentialism/babel,kedromelon/babel,kaicataldo/babel,samwgoldman/babel,Skillupco/babel,hzoo/babel,guybedford/babel,antn/babel,vhf/babel,krasimir/babel,iamchenxin/babel,CrocoDillon/babel,Skillupco/babel,zertosh/babel,jridgewell/babel,kaicataldo/babel,guybedford/babel,iamchenxin/babel,ccschneidr/babel,antn/babel,AgentME/babel,Industrial/babel,shuhei/babel,AgentME/babel,babel/babel,samwgoldman/babel,maurobringolf/babel,kedromelon/babel,hulkish/babel,chicoxyzzy/babel,ameyms/babel,kassens/babel,jchip/babel,samwgoldman/babel,kellyselden/babel,kpdecker/babel,fabiomcosta/babel,rmacklin/babel,maurobringolf/babel,jeffmo/babel,claudiopro/babel,mrtrizer/babel,tikotzky/babel,PolymerLabs/babel,jeffmo/babel,dustyjewett/babel-plugin-transform-es2015-modules-commonjs-ember,kaicataldo/babel,iamchenxin/babel,existentialism/babel,kaicataldo/babel,Skillupco/babel,drieks/babel,STRML/babel,jridgewell/babel,STRML/babel,PolymerLabs/babel,benjamn/babel