* MixpanelQuery.profile_by_email raises a custom exception called `MultipleProfilesFoundException` when multiple profiles are found for a given email. The exception contains the email and all profiles found so that clients can handle the exception as needed. [karantan]
0.12.0
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* Overhauled testing support for more readable asserts. This is a breaking change for existing test cases. [zupo]
0.11.0
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* Support for skipping arbitrary track/profile_set calls to Customer.io. [zupo]
0.10.2
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* Customer.io expects the main "sign up" timestamp to be sent as `created_at`. [zupo]
0.10.1
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* Fix another brownbag release by re-applying fixes from 0.9.1. [zupo]
0.10.0
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* Support different date formatting between Mixpanel and Customer.io. [zupo]