The document linked in the ticket reflects the readme changes.
Contributing to Twilio
All third-party contributors acknowledge that any contributions they provide will be made under the same open-source license that the open-source project is provided under.
[x] I acknowledge that all my contributions will be made under the project's license.
Update readme as per requested in this JIRA ticket: https://issues.corp.twilio.com/browse/CLIENT-7696
The document linked in the ticket reflects the readme changes.
Contributing to Twilio