gulp-bower-concat

.bowerrc

{
  "directory": "Scripts/Components"
}

Gulpfile.js

'use strict';

var gulp = require('gulp'),
	$ = require('gulp-load-plugins')({
		pattern: ['gulp-*', 'gulp.*'],
		replaceString: /\bgulp[\-.]/
	}),
	mainBowerFiles = require('main-bower-files'),
	fs = require('fs'),
	bowerrc = './.bowerrc',
	vendors = 'vendor.js',
	directory = './bower_components';

if (fs.existsSync(bowerrc)) {
	directory = JSON.parse(fs.readFileSync(bowerrc)).directory;
}

gulp.task('vendors', function() {
	return gulp.src(mainBowerFiles())
		.pipe($.filter('**/*.js'))
		.pipe($.order([
			'angular/*.js'
		], {
			base: directory
		}))
		.pipe($.concat(vendors))
		.on('error', function(error) {
			console.log(error);
			this.end();
		})
		.pipe($.uglify())
		.on('error', function(error) {
			console.log(error);
			this.end();
		})
		.pipe($.rename({
			suffix: '.min'
		}))
		.pipe(gulp.dest('./'));
});

gulp.task('default', ['vendors']);

package.json

{
  "name": "Playground-bowerbuilder",
  "version": "1.0.0",
  "description": "",
  "main": "Gulpfile.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "Dmitry Shvalyov <dmitry@shvalyov.ru>",
  "license": "MIT",
  "dependencies": {
    "gulp": "^3.8.10",
    "gulp-concat": "^2.4.3",
    "gulp-filter": "^2.0.1",
    "gulp-load-plugins": "^0.8.0",
    "gulp-order": "^1.1.1",
    "gulp-rename": "^1.2.0",
    "gulp-uglify": "^1.1.0",
    "main-bower-files": "^2.5.0"
  }
}