enable System.register rewriting for plugin bundle output
enable System.register rewriting for plugin bundle output

richardTowers/builder,douglasduteil/builder,whitneyit/builder,Psvensso/builder,robwormald/builder,alexisvincent/builder,systemjs/builder,jrauschenbusch/builder,systemjs/builder,buddhike/builder,buddhike/builder,synaptek/builder,douglasduteil/builder,synaptek/builder,richardTowers/builder,Munter/builder,Psvensso/builder,alexandr2110pro/builder,lookfirst/builder,whitneyit/builder,alexandr2110pro/builder,robwormald/builder,lookfirst/builder,Munter/builder,alexisvincent/builder,jrauschenbusch/builder,alexisvincent/builder,jrauschenbusch/builder,systemjs/builder