refactor(speakers): Ref #25, remove unused vars and imports. Remove http and HTTP_BINDINGS
refactor(speakers): Ref #25, remove unused vars and imports. Remove http and HTTP_BINDINGS

TobiasSchaeuble/HMAD,fmsouza/mangiare,kumarnavinrai/finalmcu,nReality/AgileAfricaConf-app,Shinobi881/startionic2,kumarnavinrai/finalmcu,minhlong/NamHoa-Ionic,manikumarsst/myconf,driftyco/ionic-conference-app,aayushkapoor206/whatshot,Shinobi881/startionic2,pierrecabriere/Greencharge,nReality/SUGSA-ScrumGathering-App2016,ericel/weytindey,subsolo/ITHC,nReality/SUGSA-ScrumGathering-App2016,nReality/AgileAfricaConf-app,abdolmajidazad/neveshtak,abdolmajidazad/neveshtak,aayushkapoor206/whatshot,AlexFine/ionic-conference-app,minhlong/NamHoa-Ionic,laodice/ionic-conference-app-session2,sinholic/aero-flyer,tommy-boy/AMZNDEALS,Splaktar/ionic-conference-app,tommy-boy/AMZNDEALS,francarmona/ionice-contryside-events-app,nReality/AgileAfricaConf-app,ziggyJ/ionic-conference-app,Shinobi881/startionic2,nReality/AgileAfricaConf-app,fmsouza/mangiare,driftyco/ionic-conference-app,pierrecabriere/Greencharge,nReality/SUGSA-ScrumGathering-App2016,aayushkapoor206/whatshot,aayushkapoor206/whatshot,kumarnavinrai/finalmcu,nReality/AgileAfricaConf-app,ziggyJ/ionic-conference-app,ericel/weytindey,nReality/SUGSA-ScrumGathering-App2016,Beslinda/catalogIonicApp,AlexFine/ionic-conference-app,laodice/ionic-conference-app-session2,aayushkapoor206/whatshot,francarmona/ionice-contryside-events-app,subsolo/ITHC,AlexFine/ionic-conference-app,minhlong/NamHoa-Ionic,laodice/ionic-conference-app-session2,TobiasSchaeuble/HMAD,sinholic/aero-flyer,tommy-boy/AMZNDEALS,TobiasSchaeuble/HMAD,nReality/SUGSA-ScrumGathering-App2016,Splaktar/ionic-conference-app,abdolmajidazad/neveshtak,driftyco/ionic-conference-app,pierrecabriere/Greencharge,nReality/SUGSA-ScrumGathering-App2016,fmsouza/mangiare,subsolo/ITHC,ericel/weytindey,Beslinda/catalogIonicApp,manikumarsst/myconf,nReality/AgileAfricaConf-app,AlexFine/ionic-conference-app,Beslinda/catalogIonicApp,francarmona/ionice-contryside-events-app,nReality/AgileAfricaConf-app,nReality/SUGSA-ScrumGathering-App2016,sinholic/aero-flyer,fmsouza/mangiare