Revert "Update README"
Revert "Update README"

This reverts commit 9dcbb61bdc4d32b523586db3d0945bdb9f9719e2.

CT-Data-Collaborative/ctdata-mailchimp,aldryn/aldryn-mailchimp,CT-Data-Collaborative/ctdata-mailchimp,aldryn/aldryn-mailchimp