Exclude Node 7 from CI since Travis can't handle
Exclude Node 7 from CI since Travis can't handle

MouseZero/nightlife-frontend,garusis/up-designer,AurimasSk/DemoStore,git-okuzenko/react-redux,AurimasSk/DemoStore,danpersa/remindmetolive-react,kpuno/survey-app,oshalygin/react-slingshot,kpuno/survey-app,garusis/up-designer,barbel840113/testapp,flibertigibet/react-redux-starter-kit-custom,lisavogtsf/canned-react-slingshot-app,barbel840113/testapp,danpersa/remindmetolive-react,lisavogtsf/canned-react-slingshot-app,MouseZero/nightlife-frontend,BenMGilman/react-lunch-and-learn,coryhouse/react-slingshot,BenMGilman/react-lunch-and-learn,oshalygin/react-slingshot,flibertigibet/react-redux-starter-kit-custom,git-okuzenko/react-redux,danpersa/remindmetolive-react,coryhouse/react-slingshot