code: function unlock(isVerbose) {
      if (isVerbose) {
          console.log('Start unlocking ...');
      }
  
      // Load bower.json and make sure it is a locked bower.json file
      var bowerConfigStr = fs.readFileSync('bower.json', {encoding: 'utf8'});
      var bowerConfig = JSON.parse(bowerConfigStr);
      if (!bowerConfig.bowerLocker) {
          console.warn('The bower.json is already unlocked.\n' +
          "Run 'bower-locker lock' to create a locked file.");
          process.exit(1);
      }
  
      // Load original bower file
      var originalBowerConfigStr = fs.readFileSync('bower-locker.bower.json', {encoding: 'utf8'});
      // Write it back as bower.json
      fs.writeFileSync('bower.json', originalBowerConfigStr, {encoding: 'utf8'});
  
      console.log('Unlocking completed.');
  }
docs: Function to unlock the `bower.json` file by returning it to its unlocked version
  The unlocked version is stored at `bower-locker.bower.json`
  @param {Boolean} isVerbose Flag to indicate whether we should log verbosely or not