fix HotModuleReplacementPlugin conflicts with --hot option
fix HotModuleReplacementPlugin conflicts with --hot option

brz0/chart-suite,alicoding/react-webpack-babel,hairmot/REACTModuleTest,liranhershko/intSights,roytang121/oled-visual,tylerhq/react-fifteen,Nekimola/react-training,roytang121/oled-visual,annaboodle/buddies,scaphold-io/slackr-graphql-subscriptions-starter-kit,Nekimola/react-training,grohaus/schism-ecce-client,scaphold-io/slackr-graphql-subscriptions-starter-kit,BlackCloudConcepts/geolocLang-react-simple,SodhanaLibrary/react-examples,grohaus/schism-ecce-client,annaboodle/buddies,brz0/chart-suite,alicoding/react-webpack-babel,scottjbarr/companies-ui,BlackCloudConcepts/geolocLang-react-simple,donghee214/pathway,kjhwee91/react-c3js,hairmot/REACTModuleTest,teemuteemu/sp_modular,liranhershko/intSights,donghee214/pathway,roytang121/oled-visual,krystalcampioni/krystalcampioni-portfolio,scottjbarr/companies-ui,SodhanaLibrary/react-examples,teemuteemu/sp_modular,tylerhq/react-fifteen,krystalcampioni/krystalcampioni-portfolio