Disable karma on travis

karma.conf.js

 // Karma configuration
 // Generated on Mon Apr 20 2015 06:33:20 GMT-0700 (PDT)
 
 module.exports = function(config) {
   var configuration = {
 
     // base path that will be used to resolve all patterns (eg. files, exclude)
     basePath: '',
 
     // frameworks to use
@@ skipping 35 matching lines @@
     port: 9876,
 
     // enable / disable colors in the output (reporters and logs)
     colors: true,
 
     // level of logging
     // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
     logLevel: config.LOG_DEBUG,
 
     // enable / disable watching file and executing tests whenever any file changes
-    autoWatch: false,
+    autoWatch: true,
 
     // start these browsers
     // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
 
     // FIXME(vsm): Once harmony is on by default, we can simply add the following:
     //   browsers: ['Chrome'],
     // and remove the custom launchers.
     customLaunchers: {
       chrome_harmony: {
         base: 'Chrome',
@@ skipping 16 matching lines @@
     // if true, Karma captures browsers, runs the tests and exits
     singleRun: false,
   };
 
   if (process.env.TRAVIS) {
     configuration.browsers = ['chrome_travis'];
   }
 
   config.set(configuration);
 };