Document npm version requirement
Document npm version requirement

Fixes https://github.com/futurice/pepperoni-app-kit/issues/47
chriswohlfarth/mojifi-app,Florenz23/sangoo_04,ericmasiello/TrailReporter,BrianJVarley/simple-offset-pro,salokas/barcodebar,mandlamag/ESXApp,fabriziomoscon/pepperoni-app-kit,yogakurniawan/phoney-mobile,fabriziomoscon/pepperoni-app-kit,ming-cho/react-native-demo,chriswohlfarth/mojifi-app,keyifadami/CrewCrossCheck,ming-cho/react-native-demo,keyifadami/CrewCrossCheck,ericmasiello/TrailReporter,dominictracey/hangboard,salokas/barcodebar,dominictracey/hangboard,ericmasiello/TrailReporter,ericmasiello/TrailReporter,justinhaaheim/empower-app,Florenz23/sangoo_04,fabriziomoscon/pepperoni-app-kit,mandlamag/ESXApp,WWCJSBoulder/DWClient,keyifadami/CrewCrossCheck,dominictracey/hangboard,ericmasiello/TrailReporter,AcademyPgh/Y1S2-ReplayFX-Schedule,justinhaaheim/empower-app,chriswohlfarth/mojifi-app,yogakurniawan/phoney-mobile,Florenz23/sangoo_04,BrianJVarley/simple-offset-pro,Florenz23/sangoo_04,mandlamag/ESXApp,WWCJSBoulder/DWClient,WWCJSBoulder/DWClient,ming-cho/react-native-demo,dominictracey/hangboard,AcademyPgh/Y1S2-ReplayFX-Schedule,fabriziomoscon/pepperoni-app-kit,keyifadami/CrewCrossCheck,dominictracey/hangboard,mandlamag/ESXApp,salokas/barcodebar,justinhaaheim/empower-app,yogakurniawan/phoney-mobile,yogakurniawan/phoney-mobile,ming-cho/react-native-demo,mandlamag/ESXApp,BrianJVarley/simple-offset-pro,AcademyPgh/Y1S2-ReplayFX-Schedule,chriswohlfarth/mojifi-app,ming-cho/react-native-demo,fabriziomoscon/pepperoni-app-kit,AcademyPgh/Y1S2-ReplayFX-Schedule,AcademyPgh/Y1S2-ReplayFX-Schedule,WWCJSBoulder/DWClient,salokas/barcodebar,justinhaaheim/empower-app,justinhaaheim/empower-app,keyifadami/CrewCrossCheck,chriswohlfarth/mojifi-app,BrianJVarley/simple-offset-pro