Experiment Tracking: Update .com paid signup process

Overview

This is an experiment tracking issue for: Update .com paid signup process

Rollout plan:

• 10% traffic on Jan 27, 2020
• 25% traffic on Feb 3, 2020
• 50% traffic on Feb 17, 2020
• 100% traffic on Feb 24, 2020

Results:

Live experiments results can be seen here: https://app.periscopedata.com/app/gitlab/634536/WIP-Paid-Signup-Flow-AB-Test-Dashboard

Once this experiment is complete, we should summarize the results and learnings in this issue.

Experiment Clean Up

Once this experiment is complete, we should create a follow up issue to clean up this experiment which may include removing experimentation code or refactoring for the long run.