Update Regenerator dependency to 0.8.31.
Update Regenerator dependency to 0.8.31.

Fixes #1805.
TheAlphaNerd/babel,jeffmo/babel,sejoker/babel,mrtrizer/babel,ErikBaath/babel,ortutay/babel,STRML/babel,vipulnsward/babel,KualiCo/babel,lastjune/babel,hubli/babel,kaicataldo/babel,mayflower/babel,hubli/babel,ellbee/babel,thejameskyle/babel,ellbee/babel,ywo/babel,aalluri-navaratan/babel,babel/babel,vipulnsward/babel,ryankanno/babel,hulkish/babel,CrabDude/babel,douglasduteil/babel,sairion/babel,ywo/babel,spicyj/babel,ianmstew/babel,ysmood/babel,guybedford/babel,jeffmo/babel,ramoslin02/babel,michaelficarra/babel,DmitrySoshnikov/babel,vjeux/babel,sethcall/babel,inikulin/babel,zenlambda/babel,koistya/babel,1yvT0s/babel,zenparsing/babel,shuhei/babel,steveluscher/babel,1yvT0s/babel,CrabDude/babel,vadzim/babel,zenlambda/babel,jnuine/babel,plemarquand/babel,maurobringolf/babel,iamolivinius/babel,e-jigsaw/babel,chengky/babel,jchip/babel,paulcbetts/babel,ysmood/babel,jackmew/babel,jhen0409/babel,framewr/babel,SaltTeam/babel,greyhwndz/babel,Jeremy017/babel,cartermarino/babel,iamstarkov/babel,douglasduteil/babel,zorosteven/babel,PolymerLabs/babel,samwgoldman/babel,hubli/babel,thorikawa/babel,ezbreaks/babel,jackmew/babel,samccone/babel,ErikBaath/babel,nmn/babel,paulcbetts/babel,mrtrizer/babel,jnuine/babel,e-jigsaw/babel,ccschneidr/babel,mayflower/babel,megawac/babel,shuhei/babel,chicoxyzzy/babel,ameyms/babel,prathamesh-sonpatki/babel,maurobringolf/babel,mrapogee/babel,beni55/babel,jeffmo/babel,prathamesh-sonpatki/babel,lastjune/babel,CrabDude/babel,mgcrea/babel,rektide/babel-repl,STRML/babel,jchip/babel,jridgewell/babel,rn0/babel,rn0/babel,Industrial/babel,Skillupco/babel,kpdecker/babel,claudiopro/babel,PolymerLabs/babel,chicoxyzzy/babel,framewr/babel,tricknotes/babel,ryankanno/babel,kevhuang/babel,dustyjewett/babel-plugin-transform-es2015-modules-commonjs-ember,codenamejason/babel,chicoxyzzy/babel,gxr1020/babel,forivall-old-repos/tacoscript-babel-shared-history,jridgewell/babel,drieks/babel,KunGha/babel,cgvarela/babel,andrejkn/babel,kassens/babel,benjamn/babel,sethcall/babel,michaelficarra/babel,krasimir/babel,iamchenxin/babel,pingjiang/babel,megawac/babel,ortutay/babel,rn0/babel,existentialism/babel,nmn/babel,dekelcohen/babel,kedromelon/babel,kedromelon/babel,mayflower/babel,andrejkn/babel,sejoker/babel,garyjN7/babel,Victorystick/babel,mcanthony/babel,inikulin/babel,guybedford/babel,Mark-Simulacrum/babel,SaltTeam/babel,hulkish/babel,cgvarela/babel,kevhuang/babel,lxe/babel,andrejkn/babel,codenamejason/babel,1yvT0s/babel,mgcrea/babel,Jeremy017/babel,andrewwilkins/babel,pingjiang/babel,Skillupco/babel,douglasduteil/babel,thorikawa/babel,ajcrites/babybel,jnuine/babel,KunGha/babel,nvivo/babel,ywo/babel,kevhuang/babel,babel/babel,plemarquand/babel,Victorystick/babel,ramoslin02/babel,e-jigsaw/babel,jridgewell/babel,mrmayfield/babel,cgvarela/babel,zjmiller/babel,aalluri-navaratan/babel,Jeremy017/babel,iamolivinius/babel,johnamiahford/babel,iamchenxin/babel,sairion/babel,vhf/babel,forivall/babel,macressler/babel,forivall/babel,TheAlphaNerd/babel,tikotzky/babel,andrewwilkins/babel,kellyselden/babel,SaltTeam/babel,mgcrea/babel,pixeldrew/babel,VukDukic/babel,kassens/babel,Skillupco/babel,steveluscher/babel,bcoe/babel,koistya/babel,vjeux/babel,tikotzky/babel,pixeldrew/babel,Mark-Simulacrum/babel,ezbreaks/babel,nishant8BITS/babel,zenparsing/babel,Industrial/babel,vhf/babel,guybedford/babel,zenlambda/babel,antn/babel,sethcall/babel,plemarquand/babel,ezbreaks/babel,prathamesh-sonpatki/babel,steveluscher/babel,james4388/babel,beni55/babel,pixeldrew/babel,zjmiller/babel,inikulin/babel,zorosteven/babel,samccone/babel,kaicataldo/babel,mrapogee/babel,kellyselden/babel,kellyselden/babel,iamstarkov/babel,ajcrites/babybel,cesarandreu/6to5,gxr1020/babel,hulkish/babel,forivall/babel,thorikawa/babel,fabiomcosta/babel,hzoo/babel,ortutay/babel,fabiomcosta/babel,koistya/babel,lastjune/babel,mrmayfield/babel,andrewwilkins/babel,rmacklin/babel,vjeux/babel,victorenator/babel,gxr1020/babel,ming-codes/babel,jhen0409/babel,ianmstew/babel,jmptrader/babel,PolymerLabs/babel,moander/babel,dekelcohen/babel,ming-codes/babel,greyhwndz/babel,nvivo/babel,abdulsam/babel,jmptrader/babel,johnamiahford/babel,greyhwndz/babel,Victorystick/babel,benjamn/babel,beni55/babel,garyjN7/babel,ianmstew/babel,jridgewell/babel,codenamejason/babel,kedromelon/babel,macressler/babel,VukDukic/babel,CrocoDillon/babel,kellyselden/babel,rektide/babel-repl,vipulnsward/babel,ajcrites/babybel,grasuxxxl/babel,bcoe/babel,lxe/babel,babel/babel,kaicataldo/babel,Dignifiedquire/babel,Mark-Simulacrum/babel,forivall-old-repos/tacoscript-babel-shared-history,abdulsam/babel,hzoo/babel,manukall/babel,cesarandreu/6to5,ming-codes/babel,spicyj/babel,babel/babel,existentialism/babel,aalluri-navaratan/babel,Skillupco/babel,tricknotes/babel,chengky/babel,zertosh/babel,grasuxxxl/babel,cesarandreu/6to5,Dignifiedquire/babel,sairion/babel,iamchenxin/babel,victorenator/babel,KualiCo/babel,michaelficarra/babel,hulkish/babel,chengky/babel,ysmood/babel,iamolivinius/babel,DmitrySoshnikov/babel,mcanthony/babel,chicoxyzzy/babel,hzoo/babel,CrocoDillon/babel,samwgoldman/babel,megawac/babel,AgentME/babel,TheAlphaNerd/babel,pingjiang/babel,manukall/babel,krasimir/babel,maurobringolf/babel,drieks/babel,thejameskyle/babel,zertosh/babel,james4388/babel,claudiopro/babel,sejoker/babel,vadzim/babel,jmptrader/babel,grasuxxxl/babel,drieks/babel,VukDukic/babel,ccschneidr/babel,moander/babel,abdulsam/babel,framewr/babel,tricknotes/babel,cartermarino/babel,kpdecker/babel,johnamiahford/babel,KualiCo/babel,shuhei/babel,mcanthony/babel,ramoslin02/babel,ryankanno/babel,samwgoldman/babel,AgentME/babel,moander/babel,ErikBaath/babel,kaicataldo/babel,claudiopro/babel,jackmew/babel,mrapogee/babel,Dignifiedquire/babel,james4388/babel,rmacklin/babel,spicyj/babel,cartermarino/babel,zorosteven/babel,manukall/babel,nishant8BITS/babel,antn/babel,paulcbetts/babel,hzoo/babel,macressler/babel,ameyms/babel,existentialism/babel,victorenator/babel,nmn/babel