var gitLabel = require('git-label');
var config = {
  api   : 'https://api.github.com',
  repo  : 'username/repo',
  token : 'yoursupersecretapitoken'
};
var labels = [
  { "name": "bug", "color": "#fc2929" },
  { "name": "duplicate", "color": "#cccccc" }
];
// remove specified labels from a repo
gitLabel.remove(config, labels)
  .then(console.log)  //=> success message
  .catch(console.log) //=> error message
// add specified labels to a repo
gitLabel.add(config, labels)
  .then(console.log)  //=> success message
  .catch(console.log) //=> error message