gulp-bower-assets

var gulp = require('gulp'), assets = require('gulp-bower-assets');

var config = {
    prefix: true
}

gulp.task('assets', function(){
    return gulp.src('assets.json').pipe(assets(config)).pipe(gulp.dest('assets/build'));
});

login text is the prefix. You can have may prefix's like app, public, common or others in the same file. You can gulp.src many files.

The second level of the json with an array is outputfile@action. Current actions are concat,copy.

{
  "login": {
    "scripts.js@concat": [
      "jquery/dist/jquery.min.js",
      "angular/angular.min.js",
      "bootstrap/dist/js/bootstrap.min.js",
      "underscore/underscore-min.js",
      "angular-bootstrap/ui-bootstrap.min.js",
      "angular-bootstrap/ui-bootstrap-tpls.min.js",
      "angular-ui-router/release/angular-ui-router.min.js",
      "angular-messages/angular-messages.min.js",
      "angular-animate/angular-animate.min.js",
      "angular-resource/angular-resource.js"
    ],
    "styles.css@concat": [
      "animate.css/animate.min.css"
    ],
    "fonts@copy": [
      "bootstrap/dist/fonts/*",
      "font-awesome/fonts/*"
    ]
  }
}