Update README.md

[derwei]

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[cf-gitbot]

We have created an issue in Pivotal Tracker to manage this:

https://www.pivotaltracker.com/story/show/124603531

The labels on this github issue will be updated when the story is started.

[cfdreddbot]

Hey derwei!

Thanks for submitting this pull request!

Dreddbot found the following error(s) with your pull request:

• The author/committer 'derwei' has not signed the CLA
• The author/committer 'web-flow' has not signed the CLA

All pull request submitters and commit authors must have a Contributor License Agreement (CLA) on-file with us. Please sign the appropriate CLA (individual or corporate).

When sending signed CLA please provide your github username in case of individual CLA or the list of github usernames that can make pull requests on behalf of your organization.

If you are confident that you're covered under a Corporate CLA, please make sure you've publicized your membership in the appropriate Github Org, per these instructions.

Once you've publicized your membership, one of the owners of this repository can close and reopen this pull request, and dreddbot will take another look.

[cfdreddbot]

Hey derwei!

Thanks for submitting this pull request!

Dreddbot found the following error(s) with your pull request:

• The author/committer 'derwei' has not signed the CLA
• The author/committer 'web-flow' has not signed the CLA

All pull request submitters and commit authors must have a Contributor License Agreement (CLA) on-file with us. Please sign the appropriate CLA (individual or corporate).

When sending signed CLA please provide your github username in case of individual CLA or the list of github usernames that can make pull requests on behalf of your organization.

If you are confident that you're covered under a Corporate CLA, please make sure you've publicized your membership in the appropriate Github Org, per these instructions.

Once you've publicized your membership, one of the owners of this repository can close and reopen this pull request, and dreddbot will take another look.

[cf-gitbot]

We have created an issue in Pivotal Tracker to manage this:

https://www.pivotaltracker.com/story/show/125663651

The labels on this github issue will be updated when the story is started.