Method fetchAsPromise

app/models/CocoModel.js:305–310

(options = {})

  }

  fetchAsPromise (options = {}) {
    const jqxhr = this.fetch(options)
    return new Promise((resolve, reject) => {
      jqxhr.then(() => resolve(this), reject)
    })
  }

  markToRevert () {
    if (this.type() === 'ThangType') {