chore(versions): update package versions to Node 7 compatibility (Node-sass namely)
chore(versions): update package versions to Node 7 compatibility (Node-sass namely)

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