Use a contract creator's Twitter profile picture as the default image for Flocker checkout

[patrickworkman]

Is your feature request related to a problem? Please describe.
When claiming a membership, users see the Unlock logo instead of a Twitter account's profile picture.

Describe the solution you'd like
Add the Twitter profile picture from the membership contract creator to the Checkout flow.

Describe alternatives you've considered
Add an 'Edit Purchase URL' CTA pointing to Checkout Builder on the page post-deployment and/or on the Flocker homepage after a membership contract has been deployed.

[julien51]

Moved to the right repo.

[searchableguy]

Done