Release version 1.5.2

Bump version for fix

Release version 1.5.0

Release version 1.4.2

Bump version number

Update Python version in setup.py

Revert `get_id` change from 8eda527 (#325)

This was a misreading of the contract, and would result in errors
using alternative IDs as described in the Flask-Login docs (#316).

Fix date

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bump version