avoid runtime loading of builder loader
avoid runtime loading of builder loader

systemjs/builder,jrauschenbusch/builder,alexisvincent/builder,alexisvincent/builder,jrauschenbusch/builder,systemjs/builder,whitneyit/builder,alexisvincent/builder,lookfirst/builder,jrauschenbusch/builder,lookfirst/builder,whitneyit/builder,systemjs/builder