Remove yarn install - Appveyor supports natively
Remove yarn install - Appveyor supports natively

flibertigibet/react-redux-starter-kit-custom,svitekpavel/Conway-s-Game-of-Life,BenMGilman/react-lunch-and-learn,git-okuzenko/react-redux,aaronholmes/yelp-clone,luanatsainsburys/road-runner,svitekpavel/chatbot-website,oded-soffrin/gkm_viewer,barbel840113/testapp,akataz/theSite,svitekpavel/Conway-s-Game-of-Life,lisavogtsf/canned-react-slingshot-app,MouseZero/nightlife-frontend,danpersa/remindmetolive-react,MouseZero/nightlife-frontend,coryhouse/react-slingshot,garusis/up-designer,luanatsainsburys/road-runner,oshalygin/react-slingshot,flibertigibet/react-redux-starter-kit-custom,lisavogtsf/canned-react-slingshot-app,kpuno/survey-app,kpuno/survey-app,AurimasSk/DemoStore,oshalygin/react-slingshot,aaronholmes/yelp-clone,git-okuzenko/react-redux,svitekpavel/chatbot-website,garusis/up-designer,danpersa/remindmetolive-react,akataz/theSite,BenMGilman/react-lunch-and-learn,danpersa/remindmetolive-react,coryhouse/react-slingshot,barbel840113/testapp,oded-soffrin/gkm_viewer,AurimasSk/DemoStore