Change "answer" to "feedback".

Also fix mistake in test for pseudorandomization and typo in record.ts
(saveData).
Add recording of option order.

Still need to test how recording works in the sandbox.
Add option text to record.

This way, if you use an IDGenerator to make IDs for you, you don't have
to map them back to your option text in your results.
Add pageText to record.

This way if you use IDGenerator you don't have to map page IDs to text
in the output.
Change default for breakoff to false.

Incomplete experimental data is usually not desired.
Test latin square further.
Finish updating record.ts.

Add types, remove old comment, fix bug to make page-ordering actually
work.
Update Python API and example script.
Add more documentation to README.
Fix task.js to assign var after load.