Make travis use updated versions of npm.
Make travis use updated versions of npm.

bestiejs/platform.js,nonconforme/platform.js,am11/platform.js,Keystion/platform.js,nonconforme/platform.js,nonconforme/platform.js,Keystion/platform.js,am11/platform.js,am11/platform.js,bestiejs/platform.js,bestiejs/platform.js,Keystion/platform.js