code: function geohubRequest (options, callback) {
    if (options.url.indexOf('https://') !== 0) {
      options.url = apiBase + options.url
    }
  
    options.headers = {
      'User-Agent': 'geohub/' + pkg.version
    }
  
    // delete null/undefined access token to avoid 401 from github
    if (options.qs && !options.qs.access_token) {
      delete options.qs.access_token
    }
  
    debug(options)
  
    request(options, function (err, res, body) {
      if (err) return callback(err)
  
      try {
        var json = JSON.parse(body)
      } catch (e) {
        var msg = 'Failed to parse JSON from ' + options.url
        msg += ' (status code: ' + res.statusCode + ', body: ' + body + ')'
        return callback(new Error(msg))
      }
  
      if (json.message) {
        return callback(new Error(res.statusCode + ' (github): ' + json.message))
      }
  
      callback(null, json)
    })
  }
docs: handles requests by geohub to the github API
  
  @param  {object}   options - url (string), qs (object)
  @param  {Function} callback