old_contents: module.exports = function(config) {
  
    config.set({
  
      // Base path, that will be used to resolve files and exclude.
      basePath: __dirname,
  
      // Test framework to use.
      frameworks: ['jasmine'],
  
      // list of files / patterns to load in the browser
      files: [
        'bower_components/jquery/dist/jquery.js',
        'bower_components/angular/angular.js',
        'bower_components/angular-route/angular-route.js',
        'bower_components/angular-animate/angular-animate.js',
        'bower_components/angular-bootstrap/ui-bootstrap-tpls.js',
        'bower_components/underscore/underscore.js',
        'bower_components/underscore.string/dist/underscore.string.js',
        'bower_components/d3/d3.js',
        'bower_components/angular-mocks/angular-mocks.js',
  
        // Tests & test helper files.
        'test/mock/mocks.js',
        'test/**/*.js',
  
        // Actual code & tests.
        'src/coreos.js',
        'src/*.js',
        'src/**/*.js',
  
        // compiled templates
        'dist/templates*.js'
      ],
  
      reporters: ['progress'],
  
      // web server port
      port: 8100,
  
      // cli runner port
      runnerPort: 9100,
  
      colors: true,
  
      // LOG_DISABLE, LOG_ERROR, LOG_WARN, LOG_INFO, LOG_DEBUG
      logLevel: config.LOG_INFO,
  
      autoWatch: false,
  
      browsers: ['Chrome'],
  
      // If browser does not capture in given timeout [ms], kill it
      captureTimeout: 5000,
  
      // Continuous Integration mode.
      // If true, it capture browsers, run tests and exit.
      singleRun: true
  
    });
  
  };
  
new_contents: module.exports = function(config) {
  
    config.set({
  
      // Base path, that will be used to resolve files and exclude.
      basePath: __dirname,
  
      // Test framework to use.
      frameworks: ['jasmine'],
  
      // list of files / patterns to load in the browser
      files: [
        'bower_components/jquery/dist/jquery.js',
        'bower_components/angular/angular.js',
        'bower_components/angular-route/angular-route.js',
        'bower_components/angular-animate/angular-animate.js',
        'bower_components/angular-bootstrap/ui-bootstrap-tpls.js',
        'bower_components/underscore/underscore.js',
        'bower_components/d3/d3.js',
        'bower_components/angular-mocks/angular-mocks.js',
  
        // Tests & test helper files.
        'test/mock/mocks.js',
        'test/**/*.js',
  
        // Actual code & tests.
        'src/coreos.js',
        'src/*.js',
        'src/**/*.js',
  
        // compiled templates
        'dist/templates*.js'
      ],
  
      reporters: ['progress'],
  
      // web server port
      port: 8100,
  
      // cli runner port
      runnerPort: 9100,
  
      colors: true,
  
      // LOG_DISABLE, LOG_ERROR, LOG_WARN, LOG_INFO, LOG_DEBUG
      logLevel: config.LOG_INFO,
  
      autoWatch: false,
  
      browsers: ['Chrome'],
  
      // If browser does not capture in given timeout [ms], kill it
      captureTimeout: 5000,
  
      // Continuous Integration mode.
      // If true, it capture browsers, run tests and exit.
      singleRun: true
  
    });
  
  };
  
subject: remove underscore.string from test config