refactor(webpack): simplified and updated configuration
refactor(webpack): simplified and updated configuration

rolandjitsu/ionic-app-scripts,driftyco/ionic-app-scripts,michaelgeorgeattard/ionic-app-scripts,michaelgeorgeattard/ionic-app-scripts,driftyco/ionic-app-scripts,driftyco/ionic-app-scripts,michaelgeorgeattard/ionic-app-scripts,rolandjitsu/ionic-app-scripts,rolandjitsu/ionic-app-scripts