Document tools/run.js in readme
Document tools/run.js in readme

Readme is missing documentation for `tools/run.js`.
Add a brief description of what the file accomplishes.

Fedulab/FeduLab,samkguerrero/samkguerrero_react,labzero/lunch,murphysierra/VinnyStoryPage,mortenryum/loanCalculator,jwhchambers/react-starter-kit,kinshuk-jain/TB-Dfront,binyuace/vote,nicolascine/site,wanchopen/vida,0xcdc/rfb-client-app,epylinkn/monument,monotonique/react-starter-kit,loganfreeman/react-is-fun,pitLancer/pbdorb,trus-sangwarn/react-starter,mattroid/turboiep,ACPK/react-starter-kit,quyetvv/react-starter-kit,ACPK/react-starter-kit,rameshrr/dicomviewer,ben-miller/adddr.io,BenRichter/app2,Jose4gg/GSW-P2,takahashik/todo-app,pvijeh/sull-isom2,zerubeus/voicifix,edgarallanglez/foxacademia_frontend,jhlav/mpn-web-app,AntonyKwok/react-starter-kit,mDinner/musicansAssistant,pvijeh/stock-tracking-app-reactjs,loganfreeman/react-is-fun,Frenzzy/react-starter-kit,srslafazan/react-profile-starter,quasicrial/quasicrial,epylinkn/monument,brian-kilpatrick/react-starter-kit,poeschko/ask-refugeescode,pvijeh/peter-vijeh-personal-site,pvijeh/sull-isom2,nambawan/g-old,Jose4gg/GSW-P2,fustic/here-hackaton,onelink-translations/react-localization,i3ringit/mdelc,HildoBijl/DondersHackathonTR,luznlun/kkRoom,yinaw/travelBook,kuao775/mandragora,petarslovic/bas-info,vanbujm/react-css-animation-practice,trus-sangwarn/react-starter,andmilj/vip-transfers,maximhoffman/beginnertuts,uptive/react-starter-kit,DaveyEdwards/myiworlds,Nikhil22/trooper,TCotton/penny-books,mlem8/dev-challenge,SOCLE15/carpoule,Frenzzy/react-starter-kit,jaruesink/ruesinkdds,arkeros/react-native-starter-kit,arolla/Arollydays,RomanovRoman/react-starter-kit,epicallan/akilihub,takahashik/todo-app,zbrukas/wwf-store,stinkyfingers/IsoTest,kevinchau321/TReactr,mortenryum/loanCalculator,bopeng87/reactfullstack,aos2006/tesDeploy,epicallan/akilihub,cmosguy/react-redux-auth0,N4N0/resume,agiron123/react-starter-kit-TDDOList,Malinin88/SaratovJS,Skoli-Code/DerangeonsLaChambre,fkn/ndo,louisukiri/react-starter-kit,bpeters/nafcweb,miketamis/locationPositioning,maximhoffman/beginnertuts,mattroid/turboiep,Bogdaan/react-auth-kit,miketamis/locationPositioning,jsivakumaran/map-app,samdenicola/react-starter-kit,AlexKhymenko/ES6React,ynu/res-track-wxe,pvijeh/peter-vijeh-personal-site,erichardson30/react-starter,bpeters/nafcweb,bopeng87/reactfullstack,nextinnovation-corp/gacha,TodoWishlist/TodoWishlist,zsu13579/pinterest-apollo,koistya/react-starter-kit,egut/react-docker-demo,djfm/ps-translations-interface-mockup,aos2006/tesDeploy,vanbujm/react-css-animation-practice,KantanGroup/zuzu-sites,stinkyfingers/IsoTest,N4N0/resume,zmj1316/InfomationVisualizationCourseWork,fkn/ndo,SlexAxton/oddjobsf,geoffreyfloyd/op,ADourgarian/Syscoin-Payroll,arkeros/react-native-starter-kit,tlin108/chaf,kaynenh/ReactBudget,cineindustria/site,benbs/Office-Player,bigwaterconsulting/to_dash_live,sjackson212/A6DotCom,zbrukas/wwf-store,nextinnovation-corp/gacha,Fedulab/FeduLab,TCotton/penny-books,Nexapp/react-starter-kit,AlexKhymenko/ES6React,petarslovic/bas-info,jackygrahamez/react-starter-kit,jtiscione/redux-chess,arolla/Arollydays,frob/react-starter-kit-lite,zsu13579/whatsgoinontonight,kutou/react-starter-kit,ziedAb/PVMourakiboun,ynu/ecard-wxe,dabrowski-adam/react-isomorphic,MxMcG/tourlookup-react,jsivakumaran/map-app,mDinner/musicansAssistant,nambawan/g-old,benbs/Office-Player,patrickkillalea/React1,SlexAxton/oddjobsf,buildbreakdo/react-starter-kit,dervos/react-starter-kit,cuitianze/demo,erichardson30/react-starter,langpavel/react-starter-kit,frob/react-starter-kit-lite,siddhant3s/crunchgraph,loganfreeman/react-is-fun,globalART19/OrderedOptions,Malinin88/SaratovJS,yinaw/travelBook,tinwaisi/take-home,fustic/here-hackaton,pvijeh/stock-tracking-app-reactjs,arolla/Arollydays,agiron123/react-starter-kit-TDDOList,0xcdc/rfb-client-app,monotonique/react-starter-kit,aries-auto/ariesautomotive,patrickkillalea/React1,dervos/react-starter-kit,jackinf/skynda.me,cuitianze/demo,arkeros/react-native-starter-kit,djfm/ps-translations-interface-mockup,srslafazan/react-profile-starter,geoffreyfloyd/op,0xcdc/rfb-client-app,andmilj/vip-transfers,mlem8/dev-challenge